diff --git a/kernel/bazaar/package.go b/kernel/bazaar/package.go
index b677a3c58..d69d57eef 100644
--- a/kernel/bazaar/package.go
+++ b/kernel/bazaar/package.go
@@ -305,14 +305,14 @@ func downloadPackage(repoURLHash string, pushProgress bool, systemID string) (da
 	repoURLHash = strings.TrimPrefix(repoURLHash, "https://github.com/")
 	u := util.BazaarOSSServer + "/package/" + repoURLHash
 	buf := &bytes.Buffer{}
-	resp, err := httpclient.NewBrowserDownloadRequest().SetOutput(buf).SetDownloadCallback(func(info req.DownloadInfo) {
+	resp, err := httpclient.NewBrowserRequest().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().SetOutput(buf).SetDownloadCallback(func(info req.DownloadInfo) {
+		resp, err = httpclient.NewBrowserRequest().SetOutput(buf).SetDownloadCallback(func(info req.DownloadInfo) {
 			if pushProgress {
 				util.PushDownloadProgress(pushID, float32(info.DownloadedSize)/float32(info.Response.ContentLength))
 			}
@@ -339,7 +339,7 @@ func incPackageDownloads(repoURLHash, systemID string) {
 
 	repo := strings.Split(repoURLHash, "@")[0]
 	u := util.AliyunServer + "/apis/siyuan/bazaar/addBazaarPackageDownloadCount"
-	httpclient.NewCloudRequest().SetBody(
+	httpclient.NewCloudRequest30s().SetBody(
 		map[string]interface{}{
 			"systemID": systemID,
 			"repo":     repo,
diff --git a/kernel/go.mod b/kernel/go.mod
index 8baf2eee2..b3dc6535a 100644
--- a/kernel/go.mod
+++ b/kernel/go.mod
@@ -27,7 +27,7 @@ require (
 	github.com/gin-contrib/gzip v0.0.6
 	github.com/gin-contrib/sessions v0.0.5
 	github.com/gin-gonic/gin v1.8.1
-	github.com/imroc/req/v3 v3.26.3
+	github.com/imroc/req/v3 v3.26.4
 	github.com/jinzhu/copier v0.3.5
 	github.com/json-iterator/go v1.1.12
 	github.com/mattn/go-sqlite3 v2.0.3+incompatible
@@ -37,11 +37,11 @@ require (
 	github.com/panjf2000/ants/v2 v2.6.0
 	github.com/patrickmn/go-cache v2.1.0+incompatible
 	github.com/radovskyb/watcher v1.0.7
-	github.com/siyuan-note/dejavu v0.0.0-20221204123650-c456e15f08bd
+	github.com/siyuan-note/dejavu v0.0.0-20221205145512-e55f9d23efdc
 	github.com/siyuan-note/encryption v0.0.0-20220713091850-5ecd92177b75
 	github.com/siyuan-note/eventbus v0.0.0-20220916025349-3ac6e75522da
 	github.com/siyuan-note/filelock v0.0.0-20221117095924-e1947438a35e
-	github.com/siyuan-note/httpclient v0.0.0-20221204023746-16d8a3bf1d66
+	github.com/siyuan-note/httpclient v0.0.0-20221205145344-d1926f2a6c3f
 	github.com/siyuan-note/logging v0.0.0-20221031125421-9b7234d79d8a
 	github.com/steambap/captcha v1.4.1
 	github.com/studio-b12/gowebdav v0.0.0-20221109171924-60ec5ad56012
@@ -49,7 +49,7 @@ require (
 	github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673
 	golang.org/x/image v0.1.0
 	golang.org/x/mobile v0.0.0-20220722155234-aaac322e2105
-	golang.org/x/text v0.4.0
+	golang.org/x/text v0.5.0
 )
 
 require (
@@ -114,11 +114,11 @@ require (
 	go.uber.org/atomic v1.10.0 // indirect
 	go.uber.org/multierr v1.8.0 // indirect
 	golang.org/x/crypto v0.3.0 // indirect
-	golang.org/x/exp v0.0.0-20221126150942-6ab00d035af9 // indirect
+	golang.org/x/exp v0.0.0-20221204150635-6dcec336b2bb // indirect
 	golang.org/x/mod v0.7.0 // indirect
 	golang.org/x/net v0.2.0 // indirect
 	golang.org/x/sync v0.1.0 // indirect
-	golang.org/x/sys v0.2.0 // indirect
+	golang.org/x/sys v0.3.0 // indirect
 	golang.org/x/tools v0.3.0 // indirect
 	google.golang.org/protobuf v1.28.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
diff --git a/kernel/go.sum b/kernel/go.sum
index c8a149dd2..8dd5875d7 100644
--- a/kernel/go.sum
+++ b/kernel/go.sum
@@ -199,8 +199,8 @@ github.com/huandu/xstrings v1.4.0/go.mod h1:y5/lhBue+AyNmUVz9RLU9xbLR0o4KIIExikq
 github.com/imdario/mergo v0.3.11/go.mod h1:jmQim1M+e3UYxmgPu/WyfjB3N3VflVyUjjjwH0dnCYA=
 github.com/imdario/mergo v0.3.13 h1:lFzP57bqS/wsqKssCGmtLAb8A0wKjLGrve2q3PPVcBk=
 github.com/imdario/mergo v0.3.13/go.mod h1:4lJ1jqUDcsbIECGy0RUJAXNIhg+6ocWgb1ALK2O4oXg=
-github.com/imroc/req/v3 v3.26.3 h1:l5GZD4JYgfpYXq4PrXSs/TrviQr7jm9SM+G6J5BH28c=
-github.com/imroc/req/v3 v3.26.3/go.mod h1:EluRnkfh8A39BmrCARYhcUrfGyR8qPw+O0BZyTy4j9k=
+github.com/imroc/req/v3 v3.26.4 h1:944CqSuk1TQcpDf6cfADl5mMueRCief15Atu2VyLWak=
+github.com/imroc/req/v3 v3.26.4/go.mod h1:AQ5kNHHkid1ibNfsYz3QvpMHJsagqNxbe3RYX7+8T1U=
 github.com/jellevandenhooff/dkim v0.0.0-20150330215556-f50fe3d243e1/go.mod h1:E0B/fFc00Y+Rasa88328GlI/XbtyysCtTHZS8h7IrBU=
 github.com/jinzhu/copier v0.3.5 h1:GlvfUwHk62RokgqVNvYsku0TATCF7bAHVwEXoBh3iJg=
 github.com/jinzhu/copier v0.3.5/go.mod h1:DfbEm0FYsaqBcKcFuvmOZb218JkPGtvSHsKg8S8hyyg=
@@ -359,16 +359,16 @@ github.com/shurcooL/reactions v0.0.0-20181006231557-f2e0b4ca5b82/go.mod h1:TCR1l
 github.com/shurcooL/sanitized_anchor_name v0.0.0-20170918181015-86672fcb3f95/go.mod h1:1NzhyTcUVG4SuEtjjoZeVRXNmyL/1OwPU0+IJeTBvfc=
 github.com/shurcooL/users v0.0.0-20180125191416-49c67e49c537/go.mod h1:QJTqeLYEDaXHZDBsXlPCDqdhQuJkuw4NOtaxYe3xii4=
 github.com/shurcooL/webdavfs v0.0.0-20170829043945-18c3829fa133/go.mod h1:hKmq5kWdCj2z2KEozexVbfEZIWiTjhE0+UjmZgPqehw=
-github.com/siyuan-note/dejavu v0.0.0-20221204123650-c456e15f08bd h1:lXVZCfAqeQjZKlT4aa9b+omId+W+QpiHo3qJ6kIOI5k=
-github.com/siyuan-note/dejavu v0.0.0-20221204123650-c456e15f08bd/go.mod h1:YKJSOrRHSJ9Fdkx37e2+8e/fJGrW1xU71hXmlH2ybzA=
+github.com/siyuan-note/dejavu v0.0.0-20221205145512-e55f9d23efdc h1:Qhha41FHR6VGMN+kFZm7aIPY8SPe7rcVxojFrl6dP+8=
+github.com/siyuan-note/dejavu v0.0.0-20221205145512-e55f9d23efdc/go.mod h1:1gRpmw/KgEAvRAH7MR7cRibdMbhEpi8w09pwKwQ7V9I=
 github.com/siyuan-note/encryption v0.0.0-20220713091850-5ecd92177b75 h1:Bi7/7f29LW+Fm0cHc0J1NO1cZqyJwljSWVmfOqVZgaE=
 github.com/siyuan-note/encryption v0.0.0-20220713091850-5ecd92177b75/go.mod h1:H8fyqqAbp9XreANjeSbc72zEdFfKTXYN34tc1TjZwtw=
 github.com/siyuan-note/eventbus v0.0.0-20220916025349-3ac6e75522da h1:/jNhl7LC+9BhkWvNxuJDdsNfA/2wvfuj9mqWx4CbV90=
 github.com/siyuan-note/eventbus v0.0.0-20220916025349-3ac6e75522da/go.mod h1:Sqo4FYX5lAXu7gWkbEdJF0e6P57tNNVV4WDKYDctokI=
 github.com/siyuan-note/filelock v0.0.0-20221117095924-e1947438a35e h1:i3RKrdrddr4AuaHJtoWYAEVNuR7Y9wIsEqPmuFFbJC4=
 github.com/siyuan-note/filelock v0.0.0-20221117095924-e1947438a35e/go.mod h1:NmpSIVtIGy8eNWapjDIiiCw5+5r5wxC76k40oG+WRXQ=
-github.com/siyuan-note/httpclient v0.0.0-20221204023746-16d8a3bf1d66 h1:MhkMijp0VgDDZHLyAt2J+OhEVuoQYmFTbTybNBNra8E=
-github.com/siyuan-note/httpclient v0.0.0-20221204023746-16d8a3bf1d66/go.mod h1:5EFpLEJzPTzRqj8Het+KJg4tUqu0mc7yKGY+p4lCO8c=
+github.com/siyuan-note/httpclient v0.0.0-20221205145344-d1926f2a6c3f h1:Zi5est0fVQBNSUA4vV9PmBdqT4v1PWeukyfAALMYPnY=
+github.com/siyuan-note/httpclient v0.0.0-20221205145344-d1926f2a6c3f/go.mod h1:tB4OHLzYkIrv1M7V9abkLCorMjzFX6HhHJm0De5vFGI=
 github.com/siyuan-note/logging v0.0.0-20221031125421-9b7234d79d8a h1:b9VJCE8IccYjsadwNBI11he+Wn25hI9lCma4uYoIYEM=
 github.com/siyuan-note/logging v0.0.0-20221031125421-9b7234d79d8a/go.mod h1:t1zRGxK13L/9ZFoGyTD39IbFCbee3CsypDj4b5dt4qM=
 github.com/smartystreets/assertions v0.0.0-20180927180507-b2de0cb4f26d h1:zE9ykElWQ6/NYmHa3jpm/yHnI4xSofP+UP6SpjHcSeM=
@@ -438,8 +438,8 @@ golang.org/x/crypto v0.3.0 h1:a06MkbcxBrEFc0w0QIZWXrH/9cCX6KJyWbBOIwAn+7A=
 golang.org/x/crypto v0.3.0/go.mod h1:hebNnKkNXi2UzZN1eVRvBB7co0a+JxK6XbPiWVs/3J4=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190731235908-ec7cb31e5a56/go.mod h1:JhuoJpWY28nO4Vef9tZUw9qufEGTyX1+7lmHxV5q5G4=
-golang.org/x/exp v0.0.0-20221126150942-6ab00d035af9 h1:yZNXmy+j/JpX19vZkVktWqAo7Gny4PBWYYK3zskGpx4=
-golang.org/x/exp v0.0.0-20221126150942-6ab00d035af9/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
+golang.org/x/exp v0.0.0-20221204150635-6dcec336b2bb h1:QIsP/NmClBICkqnJ4rSIhnrGiGR7Yv9ZORGGnmmLTPk=
+golang.org/x/exp v0.0.0-20221204150635-6dcec336b2bb/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/image v0.0.0-20190823064033-3a9bac650e44/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
@@ -533,8 +533,9 @@ golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20221010170243-090e33056c14/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.1.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.2.0 h1:ljd4t30dBnAvMZaQCevtY0xLLD0A+bRZXbgLMLU1F/A=
 golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.3.0 h1:w8ZOecv6NaNa/zC8944JTU3vz4u6Lagfk4RPQxv92NQ=
+golang.org/x/sys v0.3.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/term v0.1.0/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
@@ -547,8 +548,9 @@ golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
-golang.org/x/text v0.4.0 h1:BrVqGRd7+k1DiOgtnFvAkoQEWQvBc25ouMJM6429SFg=
 golang.org/x/text v0.4.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
+golang.org/x/text v0.5.0 h1:OLmvp0KP+FVG99Ct/qFiL/Fhk4zp4QQnZ7b2U+5piUM=
+golang.org/x/text v0.5.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/tools v0.0.0-20180828015842-6cd1fcedba52/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
diff --git a/kernel/model/liandi.go b/kernel/model/liandi.go
index 6ec740039..497e482df 100644
--- a/kernel/model/liandi.go
+++ b/kernel/model/liandi.go
@@ -42,7 +42,7 @@ func StartFreeTrial() (err error) {
 	}
 
 	requestResult := gulu.Ret.NewResult()
-	request := httpclient.NewCloudRequest()
+	request := httpclient.NewCloudRequest30s()
 	_, err = request.
 		SetResult(requestResult).
 		SetCookies(&http.Cookie{Name: "symphony", Value: Conf.User.UserToken}).
@@ -59,7 +59,7 @@ func StartFreeTrial() (err error) {
 
 func DeactivateUser() (err error) {
 	requestResult := gulu.Ret.NewResult()
-	request := httpclient.NewCloudRequest()
+	request := httpclient.NewCloudRequest30s()
 	resp, err := request.
 		SetResult(requestResult).
 		SetCookies(&http.Cookie{Name: "symphony", Value: Conf.User.UserToken}).
@@ -84,7 +84,7 @@ 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()
+	request := httpclient.NewCloudRequest30s()
 	resp, err := request.
 		SetResult(requestResult).
 		SetBody(payload).
@@ -117,7 +117,7 @@ func LoadUploadToken() (err error) {
 	}
 
 	requestResult := gulu.Ret.NewResult()
-	request := httpclient.NewCloudRequest()
+	request := httpclient.NewCloudRequest30s()
 	resp, err := request.
 		SetResult(requestResult).
 		SetCookies(&http.Cookie{Name: "symphony", Value: Conf.User.UserToken}).
@@ -333,7 +333,7 @@ func loadUserFromConf() *conf.User {
 
 func RemoveCloudShorthands(ids []string) (err error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest()
+	request := httpclient.NewCloudRequest30s()
 	body := map[string]interface{}{
 		"ids": ids,
 	}
@@ -364,7 +364,7 @@ func RemoveCloudShorthands(ids []string) (err error) {
 
 func GetCloudShorthand(id string) (ret map[string]interface{}, err error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest()
+	request := httpclient.NewCloudRequest30s()
 	resp, err := request.
 		SetResult(&result).
 		SetCookies(&http.Cookie{Name: "symphony", Value: Conf.User.UserToken}).
@@ -395,7 +395,7 @@ func GetCloudShorthand(id string) (ret map[string]interface{}, err error) {
 
 func GetCloudShorthands(page int) (result map[string]interface{}, err error) {
 	result = map[string]interface{}{}
-	request := httpclient.NewCloudRequest()
+	request := httpclient.NewCloudRequest30s()
 	resp, err := request.
 		SetResult(&result).
 		SetCookies(&http.Cookie{Name: "symphony", Value: Conf.User.UserToken}).
@@ -432,7 +432,7 @@ var errInvalidUser = errors.New("invalid user")
 
 func getUser(token string) (*conf.User, error) {
 	result := map[string]interface{}{}
-	request := httpclient.NewCloudRequest()
+	request := httpclient.NewCloudRequest30s()
 	_, err := request.
 		SetResult(&result).
 		SetBody(map[string]string{"token": token}).
@@ -465,7 +465,7 @@ func UseActivationcode(code string) (err error) {
 	code = strings.TrimSpace(code)
 	code = gulu.Str.RemoveInvisible(code)
 	requestResult := gulu.Ret.NewResult()
-	request := httpclient.NewCloudRequest()
+	request := httpclient.NewCloudRequest30s()
 	_, err = request.
 		SetResult(requestResult).
 		SetBody(map[string]string{"data": code}).
@@ -486,7 +486,7 @@ func CheckActivationcode(code string) (retCode int, msg string) {
 	code = gulu.Str.RemoveInvisible(code)
 	retCode = 1
 	requestResult := gulu.Ret.NewResult()
-	request := httpclient.NewCloudRequest()
+	request := httpclient.NewCloudRequest30s()
 	_, err := request.
 		SetResult(requestResult).
 		SetBody(map[string]string{"data": code}).
@@ -506,7 +506,7 @@ 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()
+	request := httpclient.NewCloudRequest30s()
 	_, err = request.
 		SetResult(&result).
 		SetBody(map[string]string{"userName": userName, "userPassword": password, "captcha": captcha}).
@@ -532,7 +532,7 @@ 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()
+	request := httpclient.NewCloudRequest30s()
 	_, err := request.
 		SetResult(&result).
 		SetBody(map[string]string{"twofactorAuthCode": code}).
diff --git a/kernel/model/repository.go b/kernel/model/repository.go
index 0663cf922..c37985f7b 100644
--- a/kernel/model/repository.go
+++ b/kernel/model/repository.go
@@ -39,6 +39,7 @@ import (
 	"github.com/siyuan-note/dejavu/entity"
 	"github.com/siyuan-note/encryption"
 	"github.com/siyuan-note/eventbus"
+	"github.com/siyuan-note/httpclient"
 	"github.com/siyuan-note/logging"
 	"github.com/siyuan-note/siyuan/kernel/cache"
 	"github.com/siyuan-note/siyuan/kernel/conf"
@@ -831,7 +832,7 @@ func newRepository() (ret *dejavu.Repo, err error) {
 	case conf.ProviderSiYuan:
 		cloudRepo = cloud.NewSiYuan(&cloud.BaseCloud{Conf: cloudConf})
 	case conf.ProviderS3:
-		s3HTTPClient := &http.Client{Transport: util.NewTransport(cloudConf.S3.SkipTlsVerify)}
+		s3HTTPClient := &http.Client{Transport: httpclient.NewTransport(cloudConf.S3.SkipTlsVerify)}
 		s3HTTPClient.Timeout = time.Duration(cloudConf.S3.Timeout) * time.Second
 		cloudRepo = cloud.NewS3(&cloud.BaseCloud{Conf: cloudConf}, s3HTTPClient)
 	case conf.ProviderWebDAV:
@@ -841,7 +842,7 @@ func newRepository() (ret *dejavu.Repo, err error) {
 		webdavClient.SetHeader("Authorization", auth)
 		webdavClient.SetHeader("User-Agent", util.UserAgent)
 		webdavClient.SetTimeout(time.Duration(cloudConf.WebDAV.Timeout) * time.Second)
-		webdavClient.SetTransport(util.NewTransport(cloudConf.WebDAV.SkipTlsVerify))
+		webdavClient.SetTransport(httpclient.NewTransport(cloudConf.WebDAV.SkipTlsVerify))
 		cloudRepo = cloud.NewWebDAV(&cloud.BaseCloud{Conf: cloudConf}, webdavClient)
 	default:
 		err = fmt.Errorf("unknown cloud provider [%d]", Conf.Sync.Provider)
diff --git a/kernel/util/net.go b/kernel/util/net.go
index e836ddebc..7fc757c2e 100644
--- a/kernel/util/net.go
+++ b/kernel/util/net.go
@@ -17,12 +17,7 @@
 package util
 
 import (
-	"context"
-	"crypto/tls"
-	"net"
-	"net/http"
 	"strings"
-	"time"
 
 	"github.com/88250/gulu"
 	"github.com/gin-gonic/gin"
@@ -53,23 +48,3 @@ func JsonArg(c *gin.Context, result *gulu.Result) (arg map[string]interface{}, o
 	ok = true
 	return
 }
-
-func NewTransport(skipTlsVerify bool) *http.Transport {
-	return &http.Transport{
-		Proxy: http.ProxyFromEnvironment,
-		DialContext: defaultTransportDialContext(&net.Dialer{
-			Timeout:   30 * time.Second,
-			KeepAlive: 30 * time.Second,
-		}),
-		ForceAttemptHTTP2:     true,
-		MaxIdleConns:          100,
-		IdleConnTimeout:       90 * time.Second,
-		TLSHandshakeTimeout:   10 * time.Second,
-		ExpectContinueTimeout: 1 * time.Second,
-
-		TLSClientConfig: &tls.Config{InsecureSkipVerify: skipTlsVerify}}
-}
-
-func defaultTransportDialContext(dialer *net.Dialer) func(context.Context, string, string) (net.Conn, error) {
-	return dialer.DialContext
-}
diff --git a/kernel/util/rhy.go b/kernel/util/rhy.go
index 2ea6e0200..3d33cc7a5 100644
--- a/kernel/util/rhy.go
+++ b/kernel/util/rhy.go
@@ -37,7 +37,7 @@ func GetRhyResult(force bool) (map[string]interface{}, error) {
 		return cachedRhyResult, nil
 	}
 
-	request := httpclient.NewCloudRequest()
+	request := httpclient.NewCloudRequest30s()
 	_, err := request.SetResult(&cachedRhyResult).Get(AliyunServer + "/apis/siyuan/version?ver=" + Ver)
 	if nil != err {
 		logging.LogErrorf("get version info failed: %s", err)
diff --git a/kernel/util/runtime.go b/kernel/util/runtime.go
index eb007b607..b30157119 100644
--- a/kernel/util/runtime.go
+++ b/kernel/util/runtime.go
@@ -25,6 +25,7 @@ import (
 
 	"github.com/88250/gulu"
 	"github.com/denisbrodbeck/machineid"
+	"github.com/siyuan-note/httpclient"
 	"github.com/siyuan-note/logging"
 )
 
@@ -87,6 +88,8 @@ func SetNetworkProxy(proxyURL string) {
 	} else {
 		logging.LogInfof("use network proxy [system]")
 	}
+
+	httpclient.CloseIdleConnections()
 }
 
 const (