diff --git a/app/src/assets/scss/mobile.scss b/app/src/assets/scss/mobile.scss
index 7c221c803..b47e271c8 100644
--- a/app/src/assets/scss/mobile.scss
+++ b/app/src/assets/scss/mobile.scss
@@ -292,6 +292,15 @@
       flex: 1;
     }
   }
+
+  .history__repo > .fn__flex-1 {
+    flex-direction: column;
+
+    ul {
+      width: auto !important;
+      flex: 1;
+    }
+  }
 }
 
 @media (max-width: 620px) {
diff --git a/app/src/mobile/util/menu.ts b/app/src/mobile/util/menu.ts
index 840795274..248c2f5c0 100644
--- a/app/src/mobile/util/menu.ts
+++ b/app/src/mobile/util/menu.ts
@@ -13,6 +13,7 @@ import {showMessage} from "../../dialog/message";
 import {exitSiYuan} from "../../dialog/processSystem";
 import {confirmDialog} from "../../dialog/confirmDialog";
 import {openHistory} from "../../util/history";
+import {Dialog} from "../../dialog";
 
 const showAccountInfo = (modelElement: HTMLElement, modelMainElement: Element) => {
     closePanel();
@@ -204,6 +205,21 @@ ${accountHTML}
     </button>
     <div class="b3-label__text b3-typography">${window.siyuan.languages.about6}</div>
 </div>
+<div class="b3-label">
+    ${window.siyuan.languages.dataRepoKey}
+    <div class="fn__hr"></div>
+    <button style="margin-bottom: 8px" class="b3-button b3-button--outline fn__block${window.siyuan.config.repo.key ? " fn__none" : ""}" id="initKey">
+        <svg><use xlink:href="#iconLock"></use></svg>${window.siyuan.languages.genKey}
+    </button>
+    <button class="b3-button b3-button--outline fn__block${window.siyuan.config.repo.key ? " fn__none" : ""}" id="importKey">
+        <svg><use xlink:href="#iconDownload"></use></svg>${window.siyuan.languages.importKey}
+    </button>
+    <button class="b3-button b3-button--outline fn__block${window.siyuan.config.repo.key ? "" : " fn__none"}" id="copyKey">
+        <svg><use xlink:href="#iconCopy"></use></svg>${window.siyuan.languages.copyKey}
+    </button>
+    <div class="b3-label__text">${window.siyuan.languages.dataRepoKeyTip1}</div>
+    <div class="b3-label__text ft__error">${window.siyuan.languages.dataRepoKeyTip2}</div>
+</div>
 <div class="b3-label">
     ${window.siyuan.languages.about13}
     <span class="b3-label__text">${window.siyuan.config.api.token}</span>
@@ -261,6 +277,47 @@ ${accountHTML}
                     authCodeElement.addEventListener("click", () => {
                         setAccessAuthCode();
                     });
+                    const importKeyElement = modelMainElement.querySelector("#importKey");
+                    importKeyElement.addEventListener("click", () => {
+                        const passwordDialog = new Dialog({
+                            title: window.siyuan.languages.key,
+                            content: `<div class="b3-dialog__content">
+    <textarea class="b3-text-field fn__block" placeholder="${window.siyuan.languages.keyPlaceholder}"></textarea>
+</div>
+<div class="b3-dialog__action">
+    <button class="b3-button b3-button--cancel">${window.siyuan.languages.cancel}</button><div class="fn__space"></div>
+    <button class="b3-button b3-button--text">${window.siyuan.languages.confirm}</button>
+</div>`,
+                            width: "80vw",
+                        });
+                        const textAreaElement = passwordDialog.element.querySelector("textarea");
+                        textAreaElement.focus();
+                        const btnsElement = passwordDialog.element.querySelectorAll(".b3-button");
+                        btnsElement[0].addEventListener("click", () => {
+                            passwordDialog.destroy();
+                        });
+                        btnsElement[1].addEventListener("click", () => {
+                            fetchPost("/api/repo/importRepoKey", {key: textAreaElement.value}, () => {
+                                window.siyuan.config.repo.key = textAreaElement.value;
+                                importKeyElement.classList.add("fn__none");
+                                importKeyElement.previousElementSibling.classList.add("fn__none");
+                                importKeyElement.nextElementSibling.classList.remove("fn__none");
+                                passwordDialog.destroy();
+                            });
+                        });
+                    });
+                    modelMainElement.querySelector("#initKey").addEventListener("click", () => {
+                        fetchPost("/api/repo/initRepoKey", {}, (response) => {
+                            window.siyuan.config.repo.key = response.data.key;
+                            importKeyElement.classList.add("fn__none");
+                            importKeyElement.previousElementSibling.classList.add("fn__none");
+                            importKeyElement.nextElementSibling.classList.remove("fn__none");
+                        });
+                    });
+                    modelMainElement.querySelector("#copyKey").addEventListener("click", () => {
+                        showMessage(window.siyuan.languages.copied);
+                        writeText(window.siyuan.config.repo.key);
+                    });
                     modelMainElement.querySelector("#token").addEventListener("click", () => {
                         writeText(window.siyuan.config.api.token);
                     });
diff --git a/app/src/protyle/header/Title.ts b/app/src/protyle/header/Title.ts
index d2193f480..3597a6d87 100644
--- a/app/src/protyle/header/Title.ts
+++ b/app/src/protyle/header/Title.ts
@@ -183,6 +183,30 @@ export class Title {
                 submenu: copySubMenu(protyle.block.rootID, "")
             }).element);
             if (!window.siyuan.config.readonly) {
+                window.siyuan.menus.menu.append(movePathToMenu(protyle.notebookId, protyle.path));
+                window.siyuan.menus.menu.append(new MenuItem({
+                    icon: "iconTrashcan",
+                    label: window.siyuan.languages.delete,
+                    click: () => {
+                        fetchPost("/api/block/getDocInfo", {
+                            id: protyle.block.rootID
+                        }, (response) => {
+                            let tip = `${window.siyuan.languages.confirmDelete} <b>${escapeHtml(this.editElement.textContent)}</b>?`;
+                            if (response.data.subFileCount > 0) {
+                                tip = `${window.siyuan.languages.confirmDelete} <b>${escapeHtml(this.editElement.textContent)}</b> ${window.siyuan.languages.andSubFile.replace("x", response.data.subFileCount)}?`;
+                            }
+                            confirmDialog(window.siyuan.languages.delete, tip, () => {
+                                fetchPost("/api/filetree/removeDoc", {
+                                    notebook: protyle.notebookId,
+                                    path: protyle.path
+                                });
+                            });
+                        });
+                    }
+                }).element);
+            }
+            if (!window.siyuan.config.readonly) {
+                window.siyuan.menus.menu.append(new MenuItem({type: "separator"}).element);
                 window.siyuan.menus.menu.append(new MenuItem({
                     label: window.siyuan.languages.attr,
                     accelerator: window.siyuan.config.keymap.editor.general.attr.custom + "/" + updateHotkeyTip("⇧Click"),
@@ -190,38 +214,8 @@ export class Title {
                         openFileAttr(response.data.ial, protyle.block.rootID);
                     }
                 }).element);
-                window.siyuan.menus.menu.append(movePathToMenu(protyle.notebookId, protyle.path));
             }
             window.siyuan.menus.menu.append(new MenuItem({type: "separator"}).element);
-            window.siyuan.menus.menu.append(new MenuItem({
-                label: window.siyuan.languages.wechatReminder,
-                icon: "iconMp",
-                click() {
-                    openFileWechatNotify(protyle);
-                }
-            }).element);
-            window.siyuan.menus.menu.append(new MenuItem({type: "separator"}).element);
-            window.siyuan.menus.menu.append(new MenuItem({
-                icon: "iconTrashcan",
-                label: window.siyuan.languages.delete,
-                click: () => {
-                    fetchPost("/api/block/getDocInfo", {
-                        id: protyle.block.rootID
-                    }, (response) => {
-                        let tip = `${window.siyuan.languages.confirmDelete} <b>${escapeHtml(this.editElement.textContent)}</b>?`;
-                        if (response.data.subFileCount > 0) {
-                            tip = `${window.siyuan.languages.confirmDelete} <b>${escapeHtml(this.editElement.textContent)}</b> ${window.siyuan.languages.andSubFile.replace("x", response.data.subFileCount)}?`;
-                        }
-                        confirmDialog(window.siyuan.languages.delete, tip, () => {
-                            fetchPost("/api/filetree/removeDoc", {
-                                notebook: protyle.notebookId,
-                                path: protyle.path
-                            });
-                        });
-                    });
-                }
-            }).element);
-            window.siyuan.menus.menu.append(new MenuItem({type: "separator"}).element);
             window.siyuan.menus.menu.append(new MenuItem({
                 icon: "iconAlignCenter",
                 label: window.siyuan.languages.outline,
@@ -247,6 +241,14 @@ export class Title {
                 }
             }).element);
             window.siyuan.menus.menu.append(new MenuItem({type: "separator"}).element);
+            window.siyuan.menus.menu.append(new MenuItem({
+                label: window.siyuan.languages.wechatReminder,
+                icon: "iconMp",
+                click() {
+                    openFileWechatNotify(protyle);
+                }
+            }).element);
+            window.siyuan.menus.menu.append(new MenuItem({type: "separator"}).element);
             window.siyuan.menus.menu.append(new MenuItem({
                 type: "readonly",
                 label: `${window.siyuan.languages.modifiedAt} ${dayjs(response.data.ial.updated).format("YYYY-MM-DD HH:mm:ss")}<br>