# Key Features of the Atra VPN App

#### Auto-Updater

[![image.png](https://docs.atreyo.in/uploads/images/gallery/2026-04/scaled-1680-/paNimage.png)](https://docs.atreyo.in/uploads/images/gallery/2026-04/paNimage.png)

The app automatically checks for updates on launch.

Update Available:

1. Dialog appears: "Update Available"
2. Message shows for available version.
3. Options:

- Download Now: Download update immediately
- Skip: Skip for now, check again next launch

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Download Process:

[![image.png](https://docs.atreyo.in/uploads/images/gallery/2026-04/scaled-1680-/6Jqimage.png)](https://docs.atreyo.in/uploads/images/gallery/2026-04/6Jqimage.png)

1. Click "Download Now"
2. Progress bar shows download status
3. When complete: "Restart to Update" button appears
4. Click "Restart to Update"
5. App closes and reopens with new version

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Already Up to Date:

If you have the latest version:

- Message appears: "You have the latest version"
- No action needed
- Dialog closes automatically

💡 Best Practice: Always keep app updated for latest features, security patches, and bug fixes.

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#### Theme Toggle

[![image.png](https://docs.atreyo.in/uploads/images/gallery/2026-04/scaled-1680-/Z2Dimage.png)](https://docs.atreyo.in/uploads/images/gallery/2026-04/Z2Dimage.png)

Switching Themes:

1. Locate theme toggle (top-right area)
2. Click toggle switch
3. Interface switches immediately:

- Light Mode: White background, dark text
- Dark Mode: Dark background, light text

Persistence:

- Your choice is saved automatically
- Next time you launch app, your preferred theme applies
- No need to reselect each time

Benefits:

- Light Mode: Easier reading in bright rooms, office environments
- Dark Mode: Reduces eye strain in low light, saves battery (OLED screens)

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