[BUG] Unclickable Overlay when ChatALL is in Windowed mode

### Describe the bug / 描述问题

After opening the application, an unclickable area appears. I have to maximize and restore in order to fix this.

### To Reproduce / 复现步骤

1. Open the application.
2. Overlay appears on first opening which is unclickable.

### Expected behavior / 期望行为

The overlay should not appear.

### Screenshots / 截图

_No response_

### Devtools Info / 开发者工具信息

Nothing suspicious was detected.

### OS and version / 操作系统版本

Windows 11

### ChatALL version / ChatALL 版本

1.63.96

### Network / 网络

No

### Additional context / 其它相关信息

_No response_