diff --git a/app/src/editor/rename.ts b/app/src/editor/rename.ts
index a996c18de..04ac46308 100644
--- a/app/src/editor/rename.ts
+++ b/app/src/editor/rename.ts
@@ -9,17 +9,22 @@ import {isMobile} from "../util/functions";
 import {getAssetName, getDisplayName, pathPosix, setNotebookName} from "../util/pathName";
 import {fetchPost} from "../util/fetch";
 import {escapeHtml} from "../util/escape";
+import {Constants} from "../constants";
 
 export const validateName = (name: string) => {
     if (/\r\n|\r|\n|\u2028|\u2029|\t|\//.test(name)) {
         showMessage(window.siyuan.languages.fileNameRule);
         return false;
     }
+    if (name.length > Constants.SIZE_TITLE) {
+        showMessage(window.siyuan.languages["_kernel"]["106"]);
+        return false;
+    }
     return true;
 };
 
 export const replaceFileName = (name: string) => {
-    return name.replace(/\r\n|\r|\n|\u2028|\u2029|\t|\//g, "");
+    return name.replace(/\r\n|\r|\n|\u2028|\u2029|\t|\//g, "").substring(0, Constants.SIZE_TITLE);
 };
 
 export const replaceLocalPath = (name: string) => {
diff --git a/app/src/layout/dock/Inbox.ts b/app/src/layout/dock/Inbox.ts
index 4d68690e9..d1d94eadd 100644
--- a/app/src/layout/dock/Inbox.ts
+++ b/app/src/layout/dock/Inbox.ts
@@ -7,6 +7,7 @@ import {needSubscribe} from "../../util/needSubscribe";
 import {MenuItem} from "../../menus/Menu";
 import {hasClosestByAttribute, hasClosestByClassName} from "../../protyle/util/hasClosest";
 import {confirmDialog} from "../../dialog/confirmDialog";
+import {replaceFileName} from "../../editor/rename";
 
 export class Inbox extends Model {
     private element: Element;
@@ -254,7 +255,7 @@ ${(Lute.New()).MarkdownStr("", data.shorthandContent)}
             fetchPost("/api/filetree/createDoc", {
                 notebook: notebookId,
                 path: `/${Lute.NewNodeID()}.sy`,
-                title: this.data[item].shorthandTitle,
+                title: replaceFileName(this.data[item].shorthandTitle),
                 md: this.data[item].shorthandContent,
             }, () => {
                 this.remove(item);
diff --git a/app/src/mobile/util/initFramework.ts b/app/src/mobile/util/initFramework.ts
index c1b6dda41..3df0106bc 100644
--- a/app/src/mobile/util/initFramework.ts
+++ b/app/src/mobile/util/initFramework.ts
@@ -159,6 +159,7 @@ const initEditorName = () => {
             return;
         }
         if (!validateName(inputElement.value)) {
+            inputElement.value = inputElement.value.substring(0, Constants.SIZE_TITLE);
             return false;
         }
 
diff --git a/app/src/protyle/header/Title.ts b/app/src/protyle/header/Title.ts
index 6e75d5e81..e19420157 100644
--- a/app/src/protyle/header/Title.ts
+++ b/app/src/protyle/header/Title.ts
@@ -252,6 +252,7 @@ export class Title {
     private rename(protyle: IProtyle) {
         clearTimeout(this.timeout);
         if (!validateName(this.editElement.textContent)) {
+            this.setTitle(this.editElement.textContent.substring(0, Constants.SIZE_TITLE));
             return false;
         }
         this.timeout = window.setTimeout(() => {
diff --git a/app/src/util/newFile.ts b/app/src/util/newFile.ts
index 44b41f4f3..d18c626c3 100644
--- a/app/src/util/newFile.ts
+++ b/app/src/util/newFile.ts
@@ -9,6 +9,7 @@ import {openFileById} from "../editor/util";
 import {fetchPost} from "./fetch";
 import {getDisplayName, getOpenNotebookCount, pathPosix} from "./pathName";
 import {Constants} from "../constants";
+import {validateName} from "../editor/rename";
 
 export const newFile = (notebookId?: string, currentPath?: string, open?: boolean, paths?: string[]) => {
     if (getOpenNotebookCount() === 0) {
@@ -58,6 +59,9 @@ export const newFile = (notebookId?: string, currentPath?: string, open?: boolea
         if (paths) {
             paths[paths.indexOf(undefined)] = newPath;
         }
+        if (!validateName(data.data.name)) {
+            return;
+        }
         fetchPost("/api/filetree/createDoc", {
             notebook: notebookId,
             path: newPath,