diff --git a/app/src/config/editor.ts b/app/src/config/editor.ts
index 1dcd1b9c3..851b2c65e 100644
--- a/app/src/config/editor.ts
+++ b/app/src/config/editor.ts
@@ -310,12 +310,10 @@ export const editor = {
         if (fontFamilyElement.tagName === "SELECT") {
             let fontFamilyHTML = `<option value="">${window.siyuan.languages.default}</option>`;
             fetchPost("/api/system/getSysFonts", {}, (response) => {
-                if (response.code === 0) {
-                    response.data.forEach((item: string) => {
-                        fontFamilyHTML += `<option value="${item}"${window.siyuan.config.editor.fontFamily === item ? " selected" : ""}>${item}</option>`;
-                    });
-                    fontFamilyElement.innerHTML = fontFamilyHTML;
-                }
+                response.data.forEach((item: string) => {
+                    fontFamilyHTML += `<option value="${item}"${window.siyuan.config.editor.fontFamily === item ? " selected" : ""}>${item}</option>`;
+                });
+                fontFamilyElement.innerHTML = fontFamilyHTML;
             });
         }
         editor.element.querySelector("#clearHistory").addEventListener("click", () => {
@@ -337,7 +335,7 @@ export const editor = {
 
             fetchPost("/api/setting/setEditor", {
                 fullWidth: (editor.element.querySelector("#fullWidth") as HTMLInputElement).checked,
-                markdown:  {
+                markdown: {
                     inlineSup: (editor.element.querySelector("#editorMarkdownInlineSup") as HTMLInputElement).checked,
                     inlineSub: (editor.element.querySelector("#editorMarkdownInlineSub") as HTMLInputElement).checked,
                     inlineTag: (editor.element.querySelector("#editorMarkdownInlineTag") as HTMLInputElement).checked,
diff --git a/app/src/menus/commonMenuItem.ts b/app/src/menus/commonMenuItem.ts
index 0c1a4ef1e..0c45f0272 100644
--- a/app/src/menus/commonMenuItem.ts
+++ b/app/src/menus/commonMenuItem.ts
@@ -507,9 +507,8 @@ export const exportMd = (id: string) => {
                                 });
                             });
                             return;
-                        } else if (response.code === 0) {
-                            showMessage(window.siyuan.languages.exportTplSucc);
                         }
+                        showMessage(window.siyuan.languages.exportTplSucc);
                     });
                     dialog.destroy();
                 });
diff --git a/app/src/util/assets.ts b/app/src/util/assets.ts
index 314871829..d2ffad694 100644
--- a/app/src/util/assets.ts
+++ b/app/src/util/assets.ts
@@ -150,10 +150,8 @@ export const initAssets = () => {
                     return;
                 }
             }
-            if (response.code === 0) {
-                window.siyuan.config.appearance = response.data.appearance;
-                loadAssets(response.data.appearance);
-            }
+            window.siyuan.config.appearance = response.data.appearance;
+            loadAssets(response.data.appearance);
         });
     });
 };
diff --git a/app/src/util/fetch.ts b/app/src/util/fetch.ts
index 36420d9af..06944c84b 100644
--- a/app/src/util/fetch.ts
+++ b/app/src/util/fetch.ts
@@ -38,7 +38,7 @@ export const fetchPost = (url: string, data?: any, cb?: (response: IWebSocketDat
                 return {
                     data: null,
                     msg: response.statusText,
-                    code: response.status,
+                    code: -response.status,
                 };
             default:
                 if (response.headers.get("content-type")?.indexOf("application/json") > -1) {