[Bug] Can't show download interface and main window on macOS 26.1

### 📝 Description

issue 1：Can't open main Windows or settings Windows from tray icon or launcher，after do that，macos WindowService will crash.

issue 2: Can't show download dialog when download file from brower

### 🏷️ App Version

1.8.2

### 💻 Platform

macOS 26.1 x86_64

### 📦 Installation Type (optional)

dmg

### ⚙️ System/Device Details (optional)

_No response_

### 🔁 Steps to Reproduce

issue 1：Can't open main Windows or settings Windows from tray icon or launcher，after do that，macos WindowService will crash.

issue 2: Can't show download dialog when download file from brower

### ✅ Expected Behavior

show normally

### 📷 Screenshots or Recordings (optional)

_No response_

### 🗒️ Additional Information (optional)

_No response_

### 💡 Possible Solution (optional)

_No response_