diff --git a/app/src/dialog/processSystem.ts b/app/src/dialog/processSystem.ts
index 7500fb97f..ba9073a2f 100644
--- a/app/src/dialog/processSystem.ts
+++ b/app/src/dialog/processSystem.ts
@@ -10,8 +10,8 @@ import {Dialog} from "./index";
 import {isMobile} from "../util/functions";
 import {confirmDialog} from "./confirmDialog";
 import {getCurrentWindow} from "@electron/remote";
-import {getWorkspaceName} from "../menus/workspace";
 import {escapeHtml} from "../util/escape";
+import {getWorkspaceName} from "../util/noRelyPCFunction";
 
 export const lockScreen = () => {
     /// #if BROWSER
@@ -278,13 +278,18 @@ export const setTitle = (title: string, protyle?: IProtyle) => {
     if (title === window.siyuan.languages.siyuanNote) {
         const versionTitle = `${title} - ${workspaceName} - v${Constants.SIYUAN_VERSION}`;
         document.title = versionTitle;
-        dragElement.textContent = versionTitle;
-        dragElement.setAttribute("title", versionTitle);
+        if (dragElement) {
+            dragElement.textContent = versionTitle;
+            dragElement.setAttribute("title", versionTitle);
+        }
     } else {
         title = title || "Untitled";
         document.title = `${title} - ${workspaceName} - ${window.siyuan.languages.siyuanNote} v${Constants.SIYUAN_VERSION}`;
+        if (!dragElement) {
+            return;
+        }
         dragElement.setAttribute("title", title);
-        title = escapeHtml(title)
+        title = escapeHtml(title);
         if (protyle && protyle.disabled) {
             title = `${title}<span class="fn__space"></span><button id="barExitReadOnly" class="b3-button b3-button--small b3-button--success">${window.siyuan.languages.exitReadOnly}</button>`;
         }
@@ -297,7 +302,6 @@ export const setTitle = (title: string, protyle?: IProtyle) => {
 
 export const updateTitle = (readonly?: boolean, zoomIn?: boolean, zoomInId?: string) => {
     const dragElement = document.getElementById("drag");
-    const title = dragElement.textContent;
     if (typeof readonly === "boolean") {
         const barExitReadOnlyElement = dragElement.querySelector("#barExitReadOnly")
         if (readonly && !barExitReadOnlyElement) {
diff --git a/app/src/layout/dock/Tag.ts b/app/src/layout/dock/Tag.ts
index fa9e67917..01bdd268a 100644
--- a/app/src/layout/dock/Tag.ts
+++ b/app/src/layout/dock/Tag.ts
@@ -8,7 +8,7 @@ import {openGlobalSearch} from "../../search/util";
 import {MenuItem} from "../../menus/Menu";
 import {confirmDialog} from "../../dialog/confirmDialog";
 import {escapeHtml} from "../../util/escape";
-import {renameTag} from "./util";
+import {renameTag} from "../../util/noRelyPCFunction";
 
 export class Tag extends Model {
     private openNodes: string[];
diff --git a/app/src/layout/dock/util.ts b/app/src/layout/dock/util.ts
index 6a3dcc658..b948d3bda 100644
--- a/app/src/layout/dock/util.ts
+++ b/app/src/layout/dock/util.ts
@@ -87,28 +87,3 @@ export const openOutline = (protyle: IProtyle) => {
     newWnd.element.style.width = "200px";
     switchWnd(newWnd, protyle.model.parent.parent);
 };
-
-export const renameTag = (labelName: string) => {
-    const dialog = new Dialog({
-        title: window.siyuan.languages.rename,
-        content: `<div class="b3-dialog__content"><input class="b3-text-field fn__block" value="${labelName}"></div>
-<div class="b3-dialog__action">
-    <button class="b3-button b3-button--cancel">${window.siyuan.languages.cancel}</button><div class="fn__space"></div>
-    <button class="b3-button b3-button--text">${window.siyuan.languages.confirm}</button>
-</div>`,
-        width: "520px",
-    });
-    const btnsElement = dialog.element.querySelectorAll(".b3-button");
-    btnsElement[0].addEventListener("click", () => {
-        dialog.destroy();
-    });
-    const inputElement = dialog.element.querySelector("input");
-    dialog.bindInput(inputElement, () => {
-        (btnsElement[1] as HTMLButtonElement).click();
-    });
-    inputElement.focus();
-    inputElement.select();
-    btnsElement[1].addEventListener("click", () => {
-        fetchPost("/api/tag/renameTag", {oldLabel: labelName, newLabel: inputElement.value});
-    });
-};
diff --git a/app/src/menus/protyle.ts b/app/src/menus/protyle.ts
index ed83c0c10..1814d0141 100644
--- a/app/src/menus/protyle.ts
+++ b/app/src/menus/protyle.ts
@@ -32,8 +32,9 @@ import {getAllModels} from "../layout/getAll";
 import {pasteAsPlainText, pasteText} from "../protyle/util/paste";
 /// #if !MOBILE
 import {openFileById, updateBacklinkGraph} from "../editor/util";
+import {openGlobalSearch} from "../search/util";
 /// #endif
-import {isMobile} from "../util/functions";
+import {getSearch, isMobile} from "../util/functions";
 import {removeFoldHeading} from "../protyle/util/heading";
 import {lineNumberRender} from "../protyle/markdown/highlightRender";
 import * as dayjs from "dayjs";
@@ -46,8 +47,7 @@ import {removeLink} from "../protyle/toolbar/Link";
 import {alignImgCenter, alignImgLeft} from "../protyle/wysiwyg/commonHotkey";
 import {getEnableHTML} from "../protyle/wysiwyg/removeEmbed";
 import {updateTitle} from "../dialog/processSystem";
-import {renameTag} from "../layout/dock/util";
-import {openGlobalSearch} from "../search/util";
+import {renameTag} from "../util/noRelyPCFunction";
 
 export const refMenu = (protyle: IProtyle, element: HTMLElement) => {
     const nodeElement = hasClosestBlock(element);
@@ -948,6 +948,7 @@ export const tagMenu = (protyle: IProtyle, tagElement: HTMLElement) => {
             });
         }
     }).element);
+    /// #if !MOBILE
     window.siyuan.menus.menu.append(new MenuItem({
         label: window.siyuan.languages.search,
         accelerator: "Click",
@@ -956,6 +957,7 @@ export const tagMenu = (protyle: IProtyle, tagElement: HTMLElement) => {
             openGlobalSearch(`#${tagElement.textContent}#`, false);
         }
     }).element);
+    /// #endif
     window.siyuan.menus.menu.append(new MenuItem({
         label: `${window.siyuan.languages.turnInto} <b>${window.siyuan.languages.text}</b>`,
         icon: "iconRefresh",
@@ -1018,7 +1020,7 @@ export const iframeMenu = (protyle: IProtyle, nodeElement: Element) => {
                 const biliMatch = value.match(/(?:www\.|\/\/)bilibili\.com\/video\/(\w+)/);
                 if (value.indexOf("bilibili.com") > -1 && (value.indexOf("bvid=") > -1 || (biliMatch && biliMatch[1]))) {
                     const params: IObject = {
-                        bvid: value.indexOf("bvid=") > -1 ? value.split("bvid=")[1].split("&")[0] : (biliMatch && biliMatch[1]),
+                        bvid: getSearch("bvid", value) || (biliMatch && biliMatch[1]),
                         page: "1",
                         high_quality: "1",
                         as_wide: "1",
diff --git a/app/src/menus/workspace.ts b/app/src/menus/workspace.ts
index 45a0dcc0b..a6140a4aa 100644
--- a/app/src/menus/workspace.ts
+++ b/app/src/menus/workspace.ts
@@ -224,7 +224,3 @@ const workspaceItem = (item: IWorkspace) => {
     };
     /// #endif
 };
-
-export const getWorkspaceName = () => {
-    return window.siyuan.config.system.workspaceDir.replace(/^.*[\\\/]/, "");
-};
diff --git a/app/src/util/noRelyPCFunction.ts b/app/src/util/noRelyPCFunction.ts
new file mode 100644
index 000000000..277f26c4b
--- /dev/null
+++ b/app/src/util/noRelyPCFunction.ts
@@ -0,0 +1,33 @@
+import {Dialog} from "../dialog";
+import {fetchPost} from "./fetch";
+import {isMobile} from "./functions";
+
+// 需独立出来，否则移动端引用的时候会引入 pc 端大量无用代码
+export const renameTag = (labelName: string) => {
+    const dialog = new Dialog({
+        title: window.siyuan.languages.rename,
+        content: `<div class="b3-dialog__content"><input class="b3-text-field fn__block" value="${labelName}"></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: isMobile() ? "80vw": "520px",
+    });
+    const btnsElement = dialog.element.querySelectorAll(".b3-button");
+    btnsElement[0].addEventListener("click", () => {
+        dialog.destroy();
+    });
+    const inputElement = dialog.element.querySelector("input");
+    dialog.bindInput(inputElement, () => {
+        (btnsElement[1] as HTMLButtonElement).click();
+    });
+    inputElement.focus();
+    inputElement.select();
+    btnsElement[1].addEventListener("click", () => {
+        fetchPost("/api/tag/renameTag", {oldLabel: labelName, newLabel: inputElement.value});
+    });
+};
+
+export const getWorkspaceName = () => {
+    return window.siyuan.config.system.workspaceDir.replace(/^.*[\\\/]/, "");
+};
diff --git a/app/src/util/onGetConfig.ts b/app/src/util/onGetConfig.ts
index 46be67a64..16049f06a 100644
--- a/app/src/util/onGetConfig.ts
+++ b/app/src/util/onGetConfig.ts
@@ -27,10 +27,11 @@ import {showMessage} from "../dialog/message";
 import {editor} from "../config/editor";
 import {goBack, goForward} from "./backForward";
 import {replaceLocalPath} from "../editor/rename";
-import {getWorkspaceName, workspaceMenu} from "../menus/workspace";
+import {workspaceMenu} from "../menus/workspace";
 import {Tab} from "../layout/Tab";
 import {Editor} from "../editor";
 import {zoomOut} from "../menus/protyle";
+import { getWorkspaceName } from "./noRelyPCFunction";
 
 const matchKeymap = (keymap: Record<string, IKeymapItem>, key1: "general" | "editor", key2?: "general" | "insert" | "heading" | "list" | "table") => {
     if (key1 === "general") {
@@ -105,16 +106,7 @@ export const setProxy = () => {
     });
     /// #endif
 };
-// 获取 location.search 里特定参数,失败返回false
-function getUrlArg(arg_name: string) {
-    var query = window.location.search.substring(1);
-    var vars = query.split("&");
-    for (var i=0;i<vars.length;i++) {
-        var pair = vars[i].split("=");
-        if(pair[0] == arg_name){return pair[1];}
-    }
-    return false;
-}
+
 export const onGetConfig = (isStart: boolean) => {
     const matchKeymap1 = matchKeymap(Constants.SIYUAN_KEYMAP.general, "general");
     const matchKeymap2 = matchKeymap(Constants.SIYUAN_KEYMAP.editor.general, "editor", "general");
@@ -188,18 +180,6 @@ export const onGetConfig = (isStart: boolean) => {
         mountHelp();
     }
     addGA();
-    //根据url里的id参数打开相应的块,用于浏览器访问
-    let url_doc_id=getUrlArg("id")
-    if (url_doc_id) {
-        fetchPost("/api/block/getBlockInfo", {id: url_doc_id}, response => {
-            if (response.code === 0 && typeof url_doc_id === "string") {
-                openFileById({
-                    id: url_doc_id,
-                    action: [Constants.CB_GET_FOCUS, Constants.CB_GET_CONTEXT,]
-                })
-            }
-        })
-    }
 };
 
 const initBar = () => {