diff --git a/public/pwa-192x192.png b/public/pwa-192x192.png
index 26c8b77..8995315 100644
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diff --git a/public/pwa-512x512.png b/public/pwa-512x512.png
index 505cfc6..0ae4984 100644
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diff --git a/src/pages/help.md b/src/pages/help.md
index a6ca98b..bbdd1b5 100644
--- a/src/pages/help.md
+++ b/src/pages/help.md
@@ -29,8 +29,11 @@ title: 帮助
 
 ### 页面无法点击、资源加载失败？
 
+> 试试「无痕模式」是否正常？
+
 1. 清除 Cookie（点击浏览器网址前方的 🔒 图标，找到 Cookie 并清除）
-2. 强制刷新缓存
+2. 🔒 图标，网站数据（清除）
+3. 强制刷新缓存
    - Windows: `Ctrl + F5`
    - macOS: `Cmd + Shift + R`