diff --git a/kernel/bazaar/icon.go b/kernel/bazaar/icon.go
index 44c373cd2..9e0c03ba3 100644
--- a/kernel/bazaar/icon.go
+++ b/kernel/bazaar/icon.go
@@ -54,17 +54,17 @@ type Icon struct {
 	Downloads  int    `json:"downloads"`
 }
 
-func Icons(proxyURL string) (icons []*Icon) {
+func Icons() (icons []*Icon) {
 	icons = []*Icon{}
-	result, err := util.GetRhyResult(false, proxyURL)
+	result, err := util.GetRhyResult(false)
 	if nil != err {
 		return
 	}
 
-	bazaarIndex := getBazaarIndex(proxyURL)
+	bazaarIndex := getBazaarIndex()
 	bazaarHash := result["bazaar"].(string)
 	result = map[string]interface{}{}
-	request := httpclient.NewBrowserRequest(proxyURL)
+	request := httpclient.NewBrowserRequest()
 	u := util.BazaarOSSServer + "/bazaar@" + bazaarHash + "/stage/icons.json"
 	resp, err := request.SetResult(&result).Get(u)
 	if nil != err {
@@ -86,7 +86,7 @@ func Icons(proxyURL string) (icons []*Icon) {
 
 		icon := &Icon{}
 		innerU := util.BazaarOSSServer + "/package/" + repoURL + "/icon.json"
-		innerResp, innerErr := httpclient.NewBrowserRequest(proxyURL).SetResult(icon).Get(innerU)
+		innerResp, innerErr := httpclient.NewBrowserRequest().SetResult(icon).Get(innerU)
 		if nil != innerErr {
 			util.LogErrorf("get bazaar package [%s] failed: %s", repoURL, innerErr)
 			return
@@ -126,9 +126,9 @@ func Icons(proxyURL string) (icons []*Icon) {
 	return
 }
 
-func InstallIcon(repoURL, repoHash, installPath, proxyURL string, chinaCDN bool, systemID string) error {
+func InstallIcon(repoURL, repoHash, installPath string, chinaCDN bool, systemID string) error {
 	repoURLHash := repoURL + "@" + repoHash
-	data, err := downloadPackage(repoURLHash, proxyURL, chinaCDN, true, systemID)
+	data, err := downloadPackage(repoURLHash, chinaCDN, true, systemID)
 	if nil != err {
 		return err
 	}
diff --git a/kernel/bazaar/package.go b/kernel/bazaar/package.go
index 0677177f0..3c0791f6b 100644
--- a/kernel/bazaar/package.go
+++ b/kernel/bazaar/package.go
@@ -36,9 +36,9 @@ import (
 	"golang.org/x/text/transform"
 )
 
-func GetPackageREADME(repoURL, repoHash, proxyURL string, chinaCDN bool, systemID string) (ret string) {
+func GetPackageREADME(repoURL, repoHash string, chinaCDN bool, systemID string) (ret string) {
 	repoURLHash := repoURL + "@" + repoHash
-	data, err := downloadPackage(repoURLHash+"/README.md", proxyURL, chinaCDN, false, systemID)
+	data, err := downloadPackage(repoURLHash+"/README.md", chinaCDN, false, systemID)
 	if nil != err {
 		ret = "Load bazaar package's README.md failed: " + err.Error()
 		return
@@ -74,7 +74,7 @@ func GetPackageREADME(repoURL, repoHash, proxyURL string, chinaCDN bool, systemI
 	return
 }
 
-func downloadPackage(repoURLHash, proxyURL string, chinaCDN, pushProgress bool, systemID string) (data []byte, err error) {
+func downloadPackage(repoURLHash string, chinaCDN, pushProgress bool, systemID string) (data []byte, err error) {
 	// repoURLHash: https://github.com/88250/Comfortably-Numb@6286912c381ef3f83e455d06ba4d369c498238dc
 	pushID := repoURLHash[:strings.LastIndex(repoURLHash, "@")]
 	repoURLHash = strings.TrimPrefix(repoURLHash, "https://github.com/")
@@ -83,14 +83,14 @@ func downloadPackage(repoURLHash, proxyURL string, chinaCDN, pushProgress bool,
 		u = util.BazaarOSSServer + "/package/" + repoURLHash
 	}
 	buf := &bytes.Buffer{}
-	resp, err := httpclient.NewBrowserDownloadRequest(proxyURL).SetOutput(buf).SetDownloadCallback(func(info req.DownloadInfo) {
+	resp, err := httpclient.NewBrowserDownloadRequest().SetOutput(buf).SetDownloadCallback(func(info req.DownloadInfo) {
 		if pushProgress {
 			util.PushDownloadProgress(pushID, float32(info.DownloadedSize)/float32(info.Response.ContentLength))
 		}
 	}).Get(u)
 	if nil != err {
 		u = util.BazaarOSSServer + "/package/" + repoURLHash
-		resp, err = httpclient.NewBrowserDownloadRequest(proxyURL).SetOutput(buf).SetDownloadCallback(func(info req.DownloadInfo) {
+		resp, err = httpclient.NewBrowserDownloadRequest().SetOutput(buf).SetDownloadCallback(func(info req.DownloadInfo) {
 			if pushProgress {
 				util.PushDownloadProgress(pushID, float32(info.DownloadedSize)/float32(info.Response.ContentLength))
 			}
@@ -106,18 +106,18 @@ func downloadPackage(repoURLHash, proxyURL string, chinaCDN, pushProgress bool,
 	}
 	data = buf.Bytes()
 
-	go incPackageDownloads(repoURLHash, proxyURL, systemID)
+	go incPackageDownloads(repoURLHash, systemID)
 	return
 }
 
-func incPackageDownloads(repoURLHash, proxyURL, systemID string) {
+func incPackageDownloads(repoURLHash, systemID string) {
 	if strings.Contains(repoURLHash, ".md") {
 		return
 	}
 
 	repo := strings.Split(repoURLHash, "@")[0]
 	u := util.AliyunServer + "/apis/siyuan/bazaar/addBazaarPackageDownloadCount"
-	httpclient.NewCloudRequest(proxyURL).SetBody(
+	httpclient.NewCloudRequest().SetBody(
 		map[string]interface{}{
 			"systemID": systemID,
 			"repo":     repo,
@@ -182,7 +182,7 @@ var cachedBazaarIndex = map[string]*bazaarPackage{}
 var bazaarIndexCacheTime int64
 var bazaarIndexLock = sync.Mutex{}
 
-func getBazaarIndex(proxyURL string) map[string]*bazaarPackage {
+func getBazaarIndex() map[string]*bazaarPackage {
 	bazaarIndexLock.Lock()
 	defer bazaarIndexLock.Unlock()
 
@@ -191,7 +191,7 @@ func getBazaarIndex(proxyURL string) map[string]*bazaarPackage {
 		return cachedBazaarIndex
 	}
 
-	request := httpclient.NewBrowserRequest(proxyURL)
+	request := httpclient.NewBrowserRequest()
 	u := util.BazaarStatServer + "/bazaar/index.json"
 	resp, reqErr := request.SetResult(&cachedBazaarIndex).Get(u)
 	if nil != reqErr {
diff --git a/kernel/bazaar/template.go b/kernel/bazaar/template.go
index beba31f0a..0dedb295f 100644
--- a/kernel/bazaar/template.go
+++ b/kernel/bazaar/template.go
@@ -54,17 +54,17 @@ type Template struct {
 	Downloads  int    `json:"downloads"`
 }
 
-func Templates(proxyURL string) (templates []*Template) {
+func Templates() (templates []*Template) {
 	templates = []*Template{}
-	result, err := util.GetRhyResult(false, proxyURL)
+	result, err := util.GetRhyResult(false)
 	if nil != err {
 		return
 	}
 
-	bazaarIndex := getBazaarIndex(proxyURL)
+	bazaarIndex := getBazaarIndex()
 	bazaarHash := result["bazaar"].(string)
 	result = map[string]interface{}{}
-	request := httpclient.NewBrowserRequest(proxyURL)
+	request := httpclient.NewBrowserRequest()
 	u := util.BazaarOSSServer + "/bazaar@" + bazaarHash + "/stage/templates.json"
 	resp, reqErr := request.SetResult(&result).Get(u)
 	if nil != reqErr {
@@ -87,7 +87,7 @@ func Templates(proxyURL string) (templates []*Template) {
 
 		template := &Template{}
 		innerU := util.BazaarOSSServer + "/package/" + repoURL + "/template.json"
-		innerResp, innerErr := httpclient.NewBrowserRequest(proxyURL).SetResult(template).Get(innerU)
+		innerResp, innerErr := httpclient.NewBrowserRequest().SetResult(template).Get(innerU)
 		if nil != innerErr {
 			util.LogErrorf("get community template [%s] failed: %s", repoURL, innerErr)
 			return
@@ -129,9 +129,9 @@ func Templates(proxyURL string) (templates []*Template) {
 	return
 }
 
-func InstallTemplate(repoURL, repoHash, installPath, proxyURL string, chinaCDN bool, systemID string) error {
+func InstallTemplate(repoURL, repoHash, installPath string, chinaCDN bool, systemID string) error {
 	repoURLHash := repoURL + "@" + repoHash
-	data, err := downloadPackage(repoURLHash, proxyURL, chinaCDN, true, systemID)
+	data, err := downloadPackage(repoURLHash, chinaCDN, true, systemID)
 	if nil != err {
 		return err
 	}
diff --git a/kernel/bazaar/theme.go b/kernel/bazaar/theme.go
index 58b1cf919..0572f1659 100644
--- a/kernel/bazaar/theme.go
+++ b/kernel/bazaar/theme.go
@@ -55,17 +55,17 @@ type Theme struct {
 	Downloads  int    `json:"downloads"`
 }
 
-func Themes(proxyURL string) (ret []*Theme) {
+func Themes() (ret []*Theme) {
 	ret = []*Theme{}
-	result, err := util.GetRhyResult(false, proxyURL)
+	result, err := util.GetRhyResult(false)
 	if nil != err {
 		return
 	}
 
-	bazaarIndex := getBazaarIndex(proxyURL)
+	bazaarIndex := getBazaarIndex()
 	bazaarHash := result["bazaar"].(string)
 	result = map[string]interface{}{}
-	request := httpclient.NewBrowserRequest(proxyURL)
+	request := httpclient.NewBrowserRequest()
 	u := util.BazaarOSSServer + "/bazaar@" + bazaarHash + "/stage/themes.json"
 	resp, reqErr := request.SetResult(&result).Get(u)
 	if nil != reqErr {
@@ -88,7 +88,7 @@ func Themes(proxyURL string) (ret []*Theme) {
 
 		theme := &Theme{}
 		innerU := util.BazaarOSSServer + "/package/" + repoURL + "/theme.json"
-		innerResp, innerErr := httpclient.NewBrowserRequest(proxyURL).SetResult(theme).Get(innerU)
+		innerResp, innerErr := httpclient.NewBrowserRequest().SetResult(theme).Get(innerU)
 		if nil != innerErr {
 			util.LogErrorf("get bazaar package [%s] failed: %s", innerU, innerErr)
 			return
@@ -128,9 +128,9 @@ func Themes(proxyURL string) (ret []*Theme) {
 	return
 }
 
-func InstallTheme(repoURL, repoHash, installPath, proxyURL string, chinaCDN bool, systemID string) error {
+func InstallTheme(repoURL, repoHash, installPath string, chinaCDN bool, systemID string) error {
 	repoURLHash := repoURL + "@" + repoHash
-	data, err := downloadPackage(repoURLHash, proxyURL, chinaCDN, true, systemID)
+	data, err := downloadPackage(repoURLHash, chinaCDN, true, systemID)
 	if nil != err {
 		return err
 	}
diff --git a/kernel/bazaar/widget.go b/kernel/bazaar/widget.go
index 70f3ba4f7..5ab334e8a 100644
--- a/kernel/bazaar/widget.go
+++ b/kernel/bazaar/widget.go
@@ -54,17 +54,17 @@ type Widget struct {
 	Downloads  int    `json:"downloads"`
 }
 
-func Widgets(proxyURL string) (widgets []*Widget) {
+func Widgets() (widgets []*Widget) {
 	widgets = []*Widget{}
-	result, err := util.GetRhyResult(false, proxyURL)
+	result, err := util.GetRhyResult(false)
 	if nil != err {
 		return
 	}
 
-	bazaarIndex := getBazaarIndex(proxyURL)
+	bazaarIndex := getBazaarIndex()
 	bazaarHash := result["bazaar"].(string)
 	result = map[string]interface{}{}
-	request := httpclient.NewBrowserRequest(proxyURL)
+	request := httpclient.NewBrowserRequest()
 	u := util.BazaarOSSServer + "/bazaar@" + bazaarHash + "/stage/widgets.json"
 	resp, err := request.SetResult(&result).Get(u)
 	if nil != err {
@@ -87,7 +87,7 @@ func Widgets(proxyURL string) (widgets []*Widget) {
 
 		widget := &Widget{}
 		innerU := util.BazaarOSSServer + "/package/" + repoURL + "/widget.json"
-		innerResp, innerErr := httpclient.NewBrowserRequest(proxyURL).SetResult(widget).Get(innerU)
+		innerResp, innerErr := httpclient.NewBrowserRequest().SetResult(widget).Get(innerU)
 		if nil != innerErr {
 			util.LogErrorf("get bazaar package [%s] failed: %s", repoURL, innerErr)
 			return
@@ -127,9 +127,9 @@ func Widgets(proxyURL string) (widgets []*Widget) {
 	return
 }
 
-func InstallWidget(repoURL, repoHash, installPath, proxyURL string, chinaCDN bool, systemID string) error {
+func InstallWidget(repoURL, repoHash, installPath string, chinaCDN bool, systemID string) error {
 	repoURLHash := repoURL + "@" + repoHash
-	data, err := downloadPackage(repoURLHash, proxyURL, chinaCDN, true, systemID)
+	data, err := downloadPackage(repoURLHash, chinaCDN, true, systemID)
 	if nil != err {
 		return err
 	}
diff --git a/kernel/go.mod b/kernel/go.mod
index d866da58f..fd285b3a9 100644
--- a/kernel/go.mod
+++ b/kernel/go.mod
@@ -41,11 +41,11 @@ require (
 	github.com/qiniu/go-sdk/v7 v7.13.0
 	github.com/radovskyb/watcher v1.0.7
 	github.com/sabhiram/go-gitignore v0.0.0-20210923224102-525f6e181f06
-	github.com/siyuan-note/dejavu v0.0.0-20220707164542-13640068715e
+	github.com/siyuan-note/dejavu v0.0.0-20220709030539-d73a81b0ae9b
 	github.com/siyuan-note/encryption v0.0.0-20220612074546-f1dd94fe8676
 	github.com/siyuan-note/eventbus v0.0.0-20220624162334-ca7c06dc771f
 	github.com/siyuan-note/filelock v0.0.0-20220704090116-54dfb035283f
-	github.com/siyuan-note/httpclient v0.0.0-20220629022115-8de64709cc5e
+	github.com/siyuan-note/httpclient v0.0.0-20220709030145-2bfb50f28e73
 	github.com/vmihailenco/msgpack/v5 v5.3.5
 	github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673
 	golang.org/x/image v0.0.0-20220601225756-64ec528b34cd
@@ -102,9 +102,9 @@ require (
 	go.uber.org/multierr v1.8.0 // indirect
 	golang.org/x/crypto v0.0.0-20220622213112-05595931fe9d // indirect
 	golang.org/x/mod v0.5.1 // indirect
-	golang.org/x/net v0.0.0-20220706163947-c90051bbdb60 // indirect
+	golang.org/x/net v0.0.0-20220708220712-1185a9018129 // indirect
 	golang.org/x/sync v0.0.0-20220601150217-0de741cfad7f // indirect
-	golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e // indirect
+	golang.org/x/sys v0.0.0-20220708085239-5a0f0661e09d // indirect
 	golang.org/x/tools v0.1.8 // indirect
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect
 	google.golang.org/protobuf v1.28.0 // indirect
diff --git a/kernel/go.sum b/kernel/go.sum
index 6289e48ba..165b0efde 100644
--- a/kernel/go.sum
+++ b/kernel/go.sum
@@ -424,16 +424,16 @@ github.com/shurcooL/httpfs v0.0.0-20190707220628-8d4bc4ba7749/go.mod h1:ZY1cvUeJ
 github.com/shurcooL/sanitized_anchor_name v1.0.0/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
 github.com/shurcooL/vfsgen v0.0.0-20200824052919-0d455de96546/go.mod h1:TrYk7fJVaAttu97ZZKrO9UbRa8izdowaMIZcxYMbVaw=
 github.com/sirupsen/logrus v1.8.1/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
-github.com/siyuan-note/dejavu v0.0.0-20220707164542-13640068715e h1:byd5iI5dHsebxRgsYNiEap8IXU192IBkzx1yazBZN9Q=
-github.com/siyuan-note/dejavu v0.0.0-20220707164542-13640068715e/go.mod h1:ral+X0pNW6nSQVvIcxllUXSczCaY4UOCT2iGlO4YNg0=
+github.com/siyuan-note/dejavu v0.0.0-20220709030539-d73a81b0ae9b h1:dAicoPtCjujSYNz2OcOrq423DklGZXg3ZnTHRWPBgDA=
+github.com/siyuan-note/dejavu v0.0.0-20220709030539-d73a81b0ae9b/go.mod h1:cri+XyZAqmK5fJ98En9aOHB+YkuU8+XQcJdQ31EUhis=
 github.com/siyuan-note/encryption v0.0.0-20220612074546-f1dd94fe8676 h1:QB9TjJQFhXhZ6dAtPpY02DlzHAQm1C+WqZq6OadG8mI=
 github.com/siyuan-note/encryption v0.0.0-20220612074546-f1dd94fe8676/go.mod h1:H8fyqqAbp9XreANjeSbc72zEdFfKTXYN34tc1TjZwtw=
 github.com/siyuan-note/eventbus v0.0.0-20220624162334-ca7c06dc771f h1:JMobMNZ7AqaKKyEK+WeWFhix/2TDQXgPZDajU00IybU=
 github.com/siyuan-note/eventbus v0.0.0-20220624162334-ca7c06dc771f/go.mod h1:Sqo4FYX5lAXu7gWkbEdJF0e6P57tNNVV4WDKYDctokI=
 github.com/siyuan-note/filelock v0.0.0-20220704090116-54dfb035283f h1:IXZ4SWPjQLqMrBwDWcWYFE/SihUHRS9FYhk/0bnySok=
 github.com/siyuan-note/filelock v0.0.0-20220704090116-54dfb035283f/go.mod h1:c4vwvWRrnfa75OXiO21K/76BFRJ4cFITKNoVs5lFdwc=
-github.com/siyuan-note/httpclient v0.0.0-20220629022115-8de64709cc5e h1:5tKpe6YubHcr60lKRtqD4TbqsbnF/Zl6D/K/CixRHUY=
-github.com/siyuan-note/httpclient v0.0.0-20220629022115-8de64709cc5e/go.mod h1:UTb1xAQC/eCSDklGWp8qQYlY0+qrVA3+MyOIKcliRLg=
+github.com/siyuan-note/httpclient v0.0.0-20220709030145-2bfb50f28e73 h1:NAw9IJtD0/NU2lhraQjELAcU9Bf6mRLrhvx57Q3qmsw=
+github.com/siyuan-note/httpclient v0.0.0-20220709030145-2bfb50f28e73/go.mod h1:sCMZurEZaMFiwGbdppizHT3NPO/HUdd+1FqtAyfdEsE=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d h1:zE9ykElWQ6/NYmHa3jpm/yHnI4xSofP+UP6SpjHcSeM=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d/go.mod h1:OnSkiWE9lh6wB0YB77sQom3nweQdgAjqCqsofrRNTgc=
 github.com/smartystreets/goconvey v1.6.4/go.mod h1:syvi0/a8iFYH4r/RixwvyeAJjdLS9QV7WQ/tjFTllLA=
@@ -590,8 +590,8 @@ golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d/go.mod h1:9nx3DQGgdP8bBQD5qx
 golang.org/x/net v0.0.0-20210916014120-12bc252f5db8/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/net v0.0.0-20220111093109-d55c255bac03/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.0.0-20220706163947-c90051bbdb60 h1:8NSylCMxLW4JvserAndSgFL7aPli6A68yf0bYFTcWCM=
-golang.org/x/net v0.0.0-20220706163947-c90051bbdb60/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
+golang.org/x/net v0.0.0-20220708220712-1185a9018129 h1:vucSRfWwTsoXro7P+3Cjlr6flUMtzCwzlvkxEQtHHB0=
+golang.org/x/net v0.0.0-20220708220712-1185a9018129/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -669,8 +669,8 @@ golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20211020174200-9d6173849985/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20211023085530-d6a326fbbf70/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220412211240-33da011f77ad/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e h1:CsOuNlbOuf0mzxJIefr6Q4uAUetRUwZE4qt7VfzP+xo=
-golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20220708085239-5a0f0661e09d h1:/m5NbqQelATgoSPVC2Z23sR4kVNokFwDDyWh/3rGY+I=
+golang.org/x/sys v0.0.0-20220708085239-5a0f0661e09d/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.0.0-20180302201248-b7ef84aaf62a/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
diff --git a/kernel/model/assets.go b/kernel/model/assets.go
index 4458ab186..ffafd85cd 100644
--- a/kernel/model/assets.go
+++ b/kernel/model/assets.go
@@ -92,7 +92,7 @@ func NetImg2LocalAssets(rootID string) (err error) {
 					}
 				}
 				util.PushUpdateMsg(msgId, fmt.Sprintf(Conf.Language(119), u), 15000)
-				request := httpclient.NewBrowserRequest(Conf.System.NetworkProxy.String())
+				request := httpclient.NewBrowserRequest()
 				resp, reqErr := request.Get(u)
 				if nil != reqErr {
 					util.LogErrorf("download net img [%s] failed: %s", u, reqErr)
@@ -286,7 +286,7 @@ func uploadCloud(sqlAssets []*sql.Asset) (err error) {
 		}
 
 		requestResult := gulu.Ret.NewResult()
-		request := httpclient.NewCloudFileRequest2m(Conf.System.NetworkProxy.String())
+		request := httpclient.NewCloudFileRequest2m()
 		resp, reqErr := request.
 			SetResult(requestResult).
 			SetFile("file[]", absAsset).
diff --git a/kernel/model/bazzar.go b/kernel/model/bazzar.go
index 956871efe..ca19b4bf1 100644
--- a/kernel/model/bazzar.go
+++ b/kernel/model/bazzar.go
@@ -28,12 +28,12 @@ import (
 )
 
 func GetPackageREADME(repoURL, repoHash string) (ret string) {
-	ret = bazaar.GetPackageREADME(repoURL, repoHash, Conf.System.NetworkProxy.String(), IsSubscriber(), Conf.System.ID)
+	ret = bazaar.GetPackageREADME(repoURL, repoHash, IsSubscriber(), Conf.System.ID)
 	return
 }
 
 func BazaarWidgets() (widgets []*bazaar.Widget) {
-	widgets = bazaar.Widgets(Conf.System.NetworkProxy.String())
+	widgets = bazaar.Widgets()
 	for _, widget := range widgets {
 		widget.Installed = gulu.File.IsDir(filepath.Join(util.DataDir, "widgets", widget.Name))
 		if widget.Installed {
@@ -54,7 +54,7 @@ func InstallBazaarWidget(repoURL, repoHash, widgetName string) error {
 	defer writingDataLock.Unlock()
 
 	installPath := filepath.Join(util.DataDir, "widgets", widgetName)
-	err := bazaar.InstallWidget(repoURL, repoHash, installPath, Conf.System.NetworkProxy.String(), IsSubscriber(), Conf.System.ID)
+	err := bazaar.InstallWidget(repoURL, repoHash, installPath, IsSubscriber(), Conf.System.ID)
 	if nil != err {
 		return errors.New(fmt.Sprintf(Conf.Language(46), widgetName))
 	}
@@ -74,7 +74,7 @@ func UninstallBazaarWidget(widgetName string) error {
 }
 
 func BazaarIcons() (icons []*bazaar.Icon) {
-	icons = bazaar.Icons(Conf.System.NetworkProxy.String())
+	icons = bazaar.Icons()
 	for _, installed := range Conf.Appearance.Icons {
 		for _, icon := range icons {
 			if installed == icon.Name {
@@ -96,7 +96,7 @@ func InstallBazaarIcon(repoURL, repoHash, iconName string) error {
 	defer writingDataLock.Unlock()
 
 	installPath := filepath.Join(util.IconsPath, iconName)
-	err := bazaar.InstallIcon(repoURL, repoHash, installPath, Conf.System.NetworkProxy.String(), IsSubscriber(), Conf.System.ID)
+	err := bazaar.InstallIcon(repoURL, repoHash, installPath, IsSubscriber(), Conf.System.ID)
 	if nil != err {
 		return errors.New(fmt.Sprintf(Conf.Language(46), iconName))
 	}
@@ -121,7 +121,7 @@ func UninstallBazaarIcon(iconName string) error {
 }
 
 func BazaarThemes() (ret []*bazaar.Theme) {
-	ret = bazaar.Themes(Conf.System.NetworkProxy.String())
+	ret = bazaar.Themes()
 	installs := Conf.Appearance.DarkThemes
 	installs = append(installs, Conf.Appearance.LightThemes...)
 	for _, installed := range installs {
@@ -145,7 +145,7 @@ func InstallBazaarTheme(repoURL, repoHash, themeName string, mode int, update bo
 	closeThemeWatchers()
 
 	installPath := filepath.Join(util.ThemesPath, themeName)
-	err := bazaar.InstallTheme(repoURL, repoHash, installPath, Conf.System.NetworkProxy.String(), IsSubscriber(), Conf.System.ID)
+	err := bazaar.InstallTheme(repoURL, repoHash, installPath, IsSubscriber(), Conf.System.ID)
 	if nil != err {
 		return errors.New(fmt.Sprintf(Conf.Language(46), themeName))
 	}
@@ -183,7 +183,7 @@ func UninstallBazaarTheme(themeName string) error {
 }
 
 func BazaarTemplates() (templates []*bazaar.Template) {
-	templates = bazaar.Templates(Conf.System.NetworkProxy.String())
+	templates = bazaar.Templates()
 	for _, template := range templates {
 		template.Installed = gulu.File.IsExist(filepath.Join(util.DataDir, "templates", template.Name))
 		if template.Installed {
@@ -202,7 +202,7 @@ func InstallBazaarTemplate(repoURL, repoHash, templateName string) error {
 	defer writingDataLock.Unlock()
 
 	installPath := filepath.Join(util.DataDir, "templates", templateName)
-	err := bazaar.InstallTemplate(repoURL, repoHash, installPath, Conf.System.NetworkProxy.String(), IsSubscriber(), Conf.System.ID)
+	err := bazaar.InstallTemplate(repoURL, repoHash, installPath, IsSubscriber(), Conf.System.ID)
 	if nil != err {
 		return errors.New(fmt.Sprintf(Conf.Language(46), templateName))
 	}
diff --git a/kernel/model/conf.go b/kernel/model/conf.go
index 7604ecbb8..06f9df04f 100644
--- a/kernel/model/conf.go
+++ b/kernel/model/conf.go
@@ -210,9 +210,6 @@ func InitConf() {
 	if nil == Conf.System.NetworkProxy {
 		Conf.System.NetworkProxy = &conf.NetworkProxy{}
 	}
-	if "" != Conf.System.NetworkProxy.Scheme {
-		util.LogInfof("using network proxy [%s]", Conf.System.NetworkProxy.String())
-	}
 	if "" == Conf.System.ID {
 		Conf.System.ID = util.GetDeviceID()
 	}
diff --git a/kernel/model/liandi.go b/kernel/model/liandi.go
index 356283377..91c455689 100644
--- a/kernel/model/liandi.go
+++ b/kernel/model/liandi.go
@@ -38,7 +38,7 @@ func StartFreeTrial() (err error) {
 	}
 
 	requestResult := gulu.Ret.NewResult()
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	_, err = request.
 		SetResult(requestResult).
 		SetCookies(&http.Cookie{Name: "symphony", Value: Conf.User.UserToken}).
@@ -55,7 +55,7 @@ func StartFreeTrial() (err error) {
 
 func DeactivateUser() (err error) {
 	requestResult := gulu.Ret.NewResult()
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetResult(requestResult).
 		SetCookies(&http.Cookie{Name: "symphony", Value: Conf.User.UserToken}).
@@ -80,7 +80,7 @@ func DeactivateUser() (err error) {
 func SetCloudBlockReminder(id, data string, timed int64) (err error) {
 	requestResult := gulu.Ret.NewResult()
 	payload := map[string]interface{}{"dataId": id, "data": data, "timed": timed}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetResult(requestResult).
 		SetBody(payload).
@@ -113,7 +113,7 @@ func LoadUploadToken() (err error) {
 	}
 
 	requestResult := gulu.Ret.NewResult()
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetResult(requestResult).
 		SetCookies(&http.Cookie{Name: "symphony", Value: Conf.User.UserToken}).
@@ -252,7 +252,7 @@ func loadUserFromConf() *conf.User {
 
 func RemoveCloudShorthands(ids []string) (err error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	body := map[string]interface{}{
 		"ids": ids,
 	}
@@ -283,7 +283,7 @@ func RemoveCloudShorthands(ids []string) (err error) {
 
 func GetCloudShorthands(page int) (result map[string]interface{}, err error) {
 	result = map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetResult(&result).
 		SetCookies(&http.Cookie{Name: "symphony", Value: Conf.User.UserToken}).
@@ -320,7 +320,7 @@ var errInvalidUser = errors.New("invalid user")
 
 func getUser(token string) (*conf.User, error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	_, err := request.
 		SetResult(&result).
 		SetBody(map[string]string{"token": token}).
@@ -351,7 +351,7 @@ func getUser(token string) (*conf.User, error) {
 
 func UseActivationcode(code string) (err error) {
 	requestResult := gulu.Ret.NewResult()
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	_, err = request.
 		SetResult(requestResult).
 		SetBody(map[string]string{"data": code}).
@@ -370,7 +370,7 @@ func UseActivationcode(code string) (err error) {
 func CheckActivationcode(code string) (retCode int, msg string) {
 	retCode = 1
 	requestResult := gulu.Ret.NewResult()
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	_, err := request.
 		SetResult(requestResult).
 		SetBody(map[string]string{"data": code}).
@@ -390,7 +390,7 @@ func CheckActivationcode(code string) (retCode int, msg string) {
 
 func Login(userName, password, captcha string) (ret *gulu.Result, err error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	_, err = request.
 		SetResult(&result).
 		SetBody(map[string]string{"userName": userName, "userPassword": password, "captcha": captcha}).
@@ -416,7 +416,7 @@ func Login(userName, password, captcha string) (ret *gulu.Result, err error) {
 
 func Login2fa(token, code string) (map[string]interface{}, error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	_, err := request.
 		SetResult(&result).
 		SetBody(map[string]string{"twofactorAuthCode": code}).
diff --git a/kernel/model/osssync.go b/kernel/model/osssync.go
index 86de425ae..fef54db31 100644
--- a/kernel/model/osssync.go
+++ b/kernel/model/osssync.go
@@ -41,7 +41,7 @@ import (
 
 func getCloudSpaceOSS() (sync, backup map[string]interface{}, assetSize int64, err error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 
 	var resp *req.Response
 	if Conf.Sync.UseDataRepo {
@@ -82,7 +82,7 @@ func getCloudSpaceOSS() (sync, backup map[string]interface{}, assetSize int64, e
 
 func removeCloudDirPath(dirPath string) (err error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetResult(&result).
 		SetBody(map[string]string{"dirPath": dirPath, "token": Conf.User.UserToken}).
@@ -107,7 +107,7 @@ func removeCloudDirPath(dirPath string) (err error) {
 
 func createCloudSyncDirOSS(name string) (err error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetResult(&result).
 		SetBody(map[string]string{"name": name, "token": Conf.User.UserToken}).
@@ -138,7 +138,7 @@ func createCloudSyncDirOSS(name string) (err error) {
 
 func listCloudSyncDirOSS() (dirs []map[string]interface{}, size int64, err error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetBody(map[string]interface{}{"token": Conf.User.UserToken}).
 		SetResult(&result).
@@ -290,7 +290,7 @@ func ossDownload0(localDirPath, cloudDirPath, fetch string, fetchedFiles *int, t
 	localFilePath := filepath.Join(localDirPath, fetch)
 	remoteFileURL := path.Join(cloudDirPath, fetch)
 	var result map[string]interface{}
-	resp, err := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String()).
+	resp, err := httpclient.NewCloudRequest().
 		SetResult(&result).
 		SetBody(map[string]interface{}{"token": Conf.User.UserToken, "path": remoteFileURL}).
 		Post(util.AliyunServer + "/apis/siyuan/data/getSiYuanFile?uid=" + Conf.User.UserId)
@@ -325,9 +325,9 @@ func ossDownload0(localDirPath, cloudDirPath, fetch string, fetchedFiles *int, t
 	os.Remove(localFilePath)
 
 	if bootORExit {
-		resp, err = httpclient.NewCloudFileRequest15s(Conf.System.NetworkProxy.String()).Get(downloadURL)
+		resp, err = httpclient.NewCloudFileRequest15s().Get(downloadURL)
 	} else {
-		resp, err = httpclient.NewCloudFileRequest2m(Conf.System.NetworkProxy.String()).Get(downloadURL)
+		resp, err = httpclient.NewCloudFileRequest2m().Get(downloadURL)
 	}
 	if nil != err {
 		util.LogErrorf("download request [%s] failed: %s", downloadURL, err)
@@ -470,7 +470,7 @@ func ossRemove0(cloudDirPath string, removes []string) (err error) {
 		return
 	}
 
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetBody(map[string]interface{}{"token": Conf.User.UserToken, "dirPath": cloudDirPath, "paths": removes}).
 		Post(util.AliyunServer + "/apis/siyuan/data/removeSiYuanFile?uid=" + Conf.User.UserId)
@@ -524,7 +524,7 @@ func getOssUploadToken(filename, cloudDirPath string, length int64) (ret string,
 	// 因为需要指定 key，所以每次上传文件都必须在云端生成 Token，否则有安全隐患
 
 	var result map[string]interface{}
-	req := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String()).
+	req := httpclient.NewCloudRequest().
 		SetResult(&result)
 	req.SetBody(map[string]interface{}{
 		"token":   Conf.User.UserToken,
@@ -564,7 +564,7 @@ func getOssUploadToken(filename, cloudDirPath string, length int64) (ret string,
 func getCloudSyncVer(cloudDir string) (cloudSyncVer int64, err error) {
 	start := time.Now()
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetResult(&result).
 		SetBody(map[string]string{"syncDir": cloudDir, "token": Conf.User.UserToken}).
@@ -604,7 +604,7 @@ func getCloudSyncVer(cloudDir string) (cloudSyncVer int64, err error) {
 func getCloudSync(cloudDir string) (assetSize, backupSize int64, device string, err error) {
 	start := time.Now()
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetResult(&result).
 		SetBody(map[string]string{"syncDir": cloudDir, "token": Conf.User.UserToken}).
@@ -669,7 +669,7 @@ func getLocalFileListOSS(isBackup bool) (ret map[string]*CloudIndex, err error)
 
 func getCloudFileListOSS(cloudDirPath string) (ret map[string]*CloudIndex, err error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest(Conf.System.NetworkProxy.String())
+	request := httpclient.NewCloudRequest()
 	resp, err := request.
 		SetResult(&result).
 		SetBody(map[string]string{"dirPath": cloudDirPath, "token": Conf.User.UserToken}).
@@ -694,7 +694,7 @@ func getCloudFileListOSS(cloudDirPath string) (ret map[string]*CloudIndex, err e
 
 	retData := result["data"].(map[string]interface{})
 	downloadURL := retData["url"].(string)
-	resp, err = httpclient.NewCloudFileRequest15s(Conf.System.NetworkProxy.String()).Get(downloadURL)
+	resp, err = httpclient.NewCloudFileRequest15s().Get(downloadURL)
 	if nil != err {
 		util.LogErrorf("download request [%s] failed: %s", downloadURL, err)
 		return
diff --git a/kernel/model/repository.go b/kernel/model/repository.go
index 11a36fb86..1488de457 100644
--- a/kernel/model/repository.go
+++ b/kernel/model/repository.go
@@ -667,7 +667,6 @@ func buildCloudInfo() (ret *dejavu.CloudInfo, err error) {
 		UserID:    Conf.User.UserId,
 		Token:     Conf.User.UserToken,
 		LimitSize: int64(Conf.User.UserSiYuanRepoSize - Conf.User.UserSiYuanAssetSize),
-		ProxyURL:  Conf.System.NetworkProxy.String(),
 		Server:    util.AliyunServer,
 	}
 	return
diff --git a/kernel/model/updater.go b/kernel/model/updater.go
index 12c629f4a..9ccb5eb35 100644
--- a/kernel/model/updater.go
+++ b/kernel/model/updater.go
@@ -42,7 +42,7 @@ func CheckUpdate(showMsg bool) {
 	checkUpdateLock.Lock()
 	defer checkUpdateLock.Unlock()
 
-	result, err := util.GetRhyResult(showMsg, Conf.System.NetworkProxy.String())
+	result, err := util.GetRhyResult(showMsg)
 	if nil != err {
 		return
 	}
diff --git a/kernel/util/rhy.go b/kernel/util/rhy.go
index 0bfaa0ed8..de96d8933 100644
--- a/kernel/util/rhy.go
+++ b/kernel/util/rhy.go
@@ -27,7 +27,7 @@ var cachedRhyResult = map[string]interface{}{}
 var rhyResultCacheTime int64
 var rhyResultLock = sync.Mutex{}
 
-func GetRhyResult(force bool, proxyURL string) (map[string]interface{}, error) {
+func GetRhyResult(force bool) (map[string]interface{}, error) {
 	rhyResultLock.Lock()
 	defer rhyResultLock.Unlock()
 
@@ -36,7 +36,7 @@ func GetRhyResult(force bool, proxyURL string) (map[string]interface{}, error) {
 		return cachedRhyResult, nil
 	}
 
-	request := httpclient.NewCloudRequest(proxyURL)
+	request := httpclient.NewCloudRequest()
 	_, err := request.SetResult(&cachedRhyResult).Get(AliyunServer + "/apis/siyuan/version?ver=" + Ver)
 	if nil != err {
 		LogErrorf("get version meta info failed: %s", err)
diff --git a/kernel/util/working.go b/kernel/util/working.go
index ac70f71a9..021d1babe 100644
--- a/kernel/util/working.go
+++ b/kernel/util/working.go
@@ -327,7 +327,7 @@ func checkPort() {
 
 	LogInfof("port [%s] is opened, try to check version of running kernel", ServerPort)
 	result := NewResult()
-	_, err := httpclient.NewBrowserRequest("").
+	_, err := httpclient.NewBrowserRequest().
 		SetResult(result).
 		SetHeader("User-Agent", UserAgent).
 		Get("http://127.0.0.1:" + ServerPort + "/api/system/version")