🧐[Question] Pixiv显示关闭连接

### 🧐 问题描述(Description)
Pixiv显示关闭连接

使用edge浏览器浏览Pixiv显示连接关闭
### 🚑 其他信息(Other Information)

- 程序版本(Program Version):2.6.9
- 系统版本号(OS Version): Windows7_64位旗舰版（Service Pack1）
- 是否为应用商店版本(Whether it is a Store version): No

No source file or test is named. Start by reproducing the Pixiv connection-closed report in Edge on Windows 7 with program version 2.6.9, then trace the relevant connection handling. Done means the failure is resolved or the supported behavior and cause are clearly established.

Written by the indexing model from the issue text.