diff --git a/README.md b/README.md
index 4c0ba15..2476a24 100644
--- a/README.md
+++ b/README.md
@@ -31,10 +31,17 @@
 - **Internationalization**: Supports 19 languages and regional settings worldwide
 
 ## Screenshots
-**NoteWizard Quick Start**  
-> Tips: software is continuously updated to enhance performance and user experience. Listed features are for reference only and may evolve with technological advancements and user needs.
 
-![NoteWizard Quick Start](./docs/Quick_Start/QuickStart_enUS.webp)
+#### Edit mode
+![NoteWizard Edit mode](./docs/Quick_Start/en-US/Edit-mode.jpg)
+#### Read mode
+![NoteWizard Read mode](./docs/Quick_Start/en-US/Read-mode.jpg)
+#### General 
+![NoteWizard General](./docs/Quick_Start/en-US/General.jpg)
+#### Security 
+![NoteWizard Security](./docs/Quick_Start/en-US/Security.jpg)
+#### AI configuration
+![NoteWizard AI configuration](./docs/Quick_Start/en-US/AI-Config.jpg)
 
 ## Supported Platforms
 
diff --git a/README_CN.md b/README_CN.md
index b7b138a..e668be6 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -29,9 +29,16 @@
 - **国际化**：支持全球19种语言及地区设置
 
 ## 界面预览
-**NoteWizard 快速上手**  
-> 提示: 本软件持续更新，以优化性能和用户体验。列出的功能仅供参考，可能随技术进步和需求变化而调整。
-![NoteWizard 快速上手](./docs/Quick_Start/QuickStart_zhCN.webp)
+#### 编辑模式
+![NoteWizard 编辑模式](./docs/Quick_Start/zh-CN/Edit-mode.jpg)
+#### 只读模式
+![NoteWizard 只读模式](./docs/Quick_Start/zh-CN/Read-mode.jpg)
+#### 首选项通用
+![NoteWizard 首选项通用](./docs/Quick_Start/zh-CN/General.jpg)
+#### 首选项安全
+![NoteWizard 首选项安全](./docs/Quick_Start/zh-CN/Security.jpg)
+#### 首选项AI配置
+![NoteWizard AI辅助写作](./docs/Quick_Start/zh-CN/AI-Config.jpg)
 
 ## 支持平台
 
diff --git a/docs/Quick_Start/QuickStart_enUS.webp b/docs/Quick_Start/QuickStart_enUS.webp
deleted file mode 100644
index 573ed80..0000000
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diff --git a/docs/Quick_Start/QuickStart_zhCN.webp b/docs/Quick_Start/QuickStart_zhCN.webp
deleted file mode 100644
index 573ed80..0000000
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diff --git a/docs/Quick_Start/en-US/AI-Config.jpg b/docs/Quick_Start/en-US/AI-Config.jpg
new file mode 100644
index 0000000..773e5df
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diff --git a/docs/Quick_Start/en-US/Edit-mode.jpg b/docs/Quick_Start/en-US/Edit-mode.jpg
new file mode 100644
index 0000000..4088e9c
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diff --git a/docs/Quick_Start/en-US/General.jpg b/docs/Quick_Start/en-US/General.jpg
new file mode 100644
index 0000000..ba2c4b4
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diff --git a/docs/Quick_Start/en-US/Read-mode.jpg b/docs/Quick_Start/en-US/Read-mode.jpg
new file mode 100644
index 0000000..9f08d9a
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diff --git a/docs/Quick_Start/en-US/Security.jpg b/docs/Quick_Start/en-US/Security.jpg
new file mode 100644
index 0000000..fbd1230
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diff --git a/docs/Quick_Start/zh-CN/AI-Config.jpg b/docs/Quick_Start/zh-CN/AI-Config.jpg
new file mode 100644
index 0000000..f60c4b8
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diff --git a/docs/Quick_Start/zh-CN/Edit-mode.jpg b/docs/Quick_Start/zh-CN/Edit-mode.jpg
new file mode 100644
index 0000000..9bda99d
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diff --git a/docs/Quick_Start/zh-CN/General.jpg b/docs/Quick_Start/zh-CN/General.jpg
new file mode 100644
index 0000000..5e748b1
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diff --git a/docs/Quick_Start/zh-CN/Read-mode.jpg b/docs/Quick_Start/zh-CN/Read-mode.jpg
new file mode 100644
index 0000000..152b54b
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diff --git a/docs/Quick_Start/zh-CN/Security.jpg b/docs/Quick_Start/zh-CN/Security.jpg
new file mode 100644
index 0000000..80ed9df
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diff --git a/package-lock.json b/package-lock.json
index b59077a..c6dcd4c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6093,9 +6093,9 @@
       }
     },
     "node_modules/tar": {
-      "version": "7.5.9",
-      "resolved": "https://registry.npmjs.org/tar/-/tar-7.5.9.tgz",
-      "integrity": "sha512-BTLcK0xsDh2+PUe9F6c2TlRp4zOOBMTkoQHQIWSIzI0R7KG46uEwq4OPk2W7bZcprBMsuaeFsqwYr7pjh6CuHg==",
+      "version": "7.5.10",
+      "resolved": "https://registry.npmjs.org/tar/-/tar-7.5.10.tgz",
+      "integrity": "sha512-8mOPs1//5q/rlkNSPcCegA6hiHJYDmSLEI8aMH/CdSQJNWztHC9WHNam5zdQlfpTwB9Xp7IBEsHfV5LKMJGVAw==",
       "dev": true,
       "license": "BlueOak-1.0.0",
       "dependencies": {
diff --git a/scripts/sync-terms-of-service.js b/scripts/sync-terms-of-service.js
index 5a27f40..abbf33c 100644
--- a/scripts/sync-terms-of-service.js
+++ b/scripts/sync-terms-of-service.js
@@ -7,6 +7,8 @@ const __dirname = path.dirname(__filename);
 const repoRoot = path.resolve(__dirname, '..');
 
 const wikiRawUrl = 'https://raw.githubusercontent.com/wiki/jetyu/NoteWizard/T01_Terms-of-Service.md';
+const allowedWikiHost = 'raw.githubusercontent.com';
+const maxTermsSizeBytes = 200 * 1024;
 
 const outputPath = path.join(repoRoot, 'src', 'assets', 'terms-of-service', 'local-tos.txt');
 
@@ -23,7 +25,52 @@ function markdownToText(markdown) {
     .trim();
 }
 
+function validateSourceUrl(rawUrl) {
+  const url = new URL(rawUrl);
+  if (url.protocol !== 'https:') {
+    throw new Error(`Unexpected protocol for terms source: ${url.protocol}`);
+  }
+
+  if (url.hostname !== allowedWikiHost) {
+    throw new Error(`Unexpected host for terms source: ${url.hostname}`);
+  }
+
+  if (!url.pathname.startsWith('/wiki/jetyu/NoteWizard/')) {
+    throw new Error(`Unexpected path for terms source: ${url.pathname}`);
+  }
+}
+
+function validateResponse(response) {
+  const contentType = response.headers.get('content-type') || '';
+  if (!/^text\//i.test(contentType)) {
+    throw new Error(`Unexpected content type for terms source: ${contentType || 'unknown'}`);
+  }
+
+  const contentLengthHeader = response.headers.get('content-length');
+  const contentLength = Number(contentLengthHeader || 0);
+  if (Number.isFinite(contentLength) && contentLength > maxTermsSizeBytes) {
+    throw new Error(`Terms source too large: ${contentLength} bytes`);
+  }
+}
+
+function sanitizeTermsText(text) {
+  const normalized = text
+    .replace(/\u0000/g, '')
+    .replace(/[\u0001-\u0008\u000B\u000C\u000E-\u001F\u007F]/g, '');
+
+  if (!/terms of service/i.test(normalized)) {
+    throw new Error('Downloaded terms content failed validation.');
+  }
+
+  if (Buffer.byteLength(normalized, 'utf8') > maxTermsSizeBytes) {
+    throw new Error('Downloaded terms content exceeded size limit after processing.');
+  }
+
+  return normalized;
+}
+
 async function main() {
+  validateSourceUrl(wikiRawUrl);
   await fs.mkdir(path.dirname(outputPath), { recursive: true });
 
   let existing = '';
@@ -36,9 +83,10 @@ async function main() {
   try {
     const response = await fetch(wikiRawUrl);
     if (!response.ok) throw new Error(`HTTP ${response.status}`);
+    validateResponse(response);
 
     const markdown = await response.text();
-    const text = markdownToText(markdown) + '\n';
+    const text = sanitizeTermsText(markdownToText(markdown)) + '\n';
     await fs.writeFile(outputPath, '\ufeff' + text, 'utf8');
     console.log(`Synced Terms of Service from wiki: ${wikiRawUrl}`);
     return;
diff --git a/src/assets/changelog/history_cn.md b/src/assets/changelog/history_cn.md
index 2542836..28000a9 100644
--- a/src/assets/changelog/history_cn.md
+++ b/src/assets/changelog/history_cn.md
@@ -1,7 +1,8 @@
 ### [1.1.4] - 2026-03-08
 #### 修复
 - 修复在配置文件缺失情况下导致密钥验证异常的问题。
-- 修复更新加密元数据时可能出现的文件系统竞态条件问题。
+- 修复只读模式状态下笔记不显示只读图标的问题。
+- 修复可能导致数据更新不一致的潜在问题。
 #### 优化
 - 优化预览界面渲染机制，提升滚动流畅度。
 
diff --git a/src/assets/changelog/history_en.md b/src/assets/changelog/history_en.md
index 54e5636..75f226f 100644
--- a/src/assets/changelog/history_en.md
+++ b/src/assets/changelog/history_en.md
@@ -1,7 +1,8 @@
 ### [1.1.4] - 2026-03-08
 #### Fixed
 - Fixed an issue that caused key verification to fail when the configuration file was missing.
-- Fix a potential file system race condition when updating encryption metadata.
+- Fixed an issue where the note read-only icon was not displayed in read-only mode.
+- Fixed an potential data inconsistency issue.
 #### Improved
 - Optimize the preview interface rendering mechanism to improve scrolling smoothness.