Carlinkit 5.0 (2air) Android Auto can't connect wirelessly.

To troubleshoot the issue of not being able to connect Carlinkit 5.0 (2air) Android Auto wirelessly, please follow the tutorial steps below:

1. Clear the cache of Google Services: 
Video tutorial: https://www.youtube.com/shorts/fOqklVv5IbI
- Open Settings on your phone.

- Go to Apps & notifications.

- Select Google Play services.

- Tap on Storage & Cache.

- Choose Clear Storage.

Video tutorial: https://www.youtube.com/shorts/QpMFG6nfrIs

2. Clear the cache of Android Auto:
- Open Phone Settings on your device.

- Navigate to Apps & Notifications.

- Select Android Auto.

- Tap on Storage & Cache.

- Choose Clear Storage.

3. Restore the box to factory settings:
- Connect your phone to the box's WiFi network (password: 12345678).
- Once connected, open your phone's browser.
- Enter "192.168.50.2" in the address bar.
- Go to Settings and select "Restore factory settings." Confirm the action.
You can also refer to: https://carlinkitcarplay.com/blogs/a2a-faq/carlinkit-a2a-reset-method
Video tutorial: https://youtu.be/V6g2KXqrGqk

4. Upgrade Android Auto and Google Maps on your phone by visiting the Google Play Store.

5. Restart your phone and ignore all Bluetooth connections.

6. Initially, use a data cable to connect your phone and the box for a wired Android Auto connection. Once connected successfully, disconnect the data cable and attempt to reconnect using wireless Android Auto.

7. If the above steps don't resolve the issue, check your car stereo's resolution. If the resolution is 1920x720, you may need to modify the video output resolution in your phone's Android Auto settings.
- Open your phone's settings.
- Go to Connected devices or Connection preferences.
- Find Android Auto and tap on it.
- Tap the version number eight times consecutively.
- Tap the three-dot symbol in the top-right corner.
- Select Developer settings and choose Video resolution.
Video tutorial: https://www.youtube.com/shorts/7i_0VGD94Qg