myPhonak app on Google Pixel phone - I can pair only one hearing aid

The issue is fixed with the June 2023 software update for Pixel devices. Update your Pixel smartphone to the newest Android version.
Detailed information about the June 2023 software update for Pixel devices is available at: 
Google Pixel Update - June 2023

If the June 2023 software update has not been installed on your Pixel device, follow the workaround steps (for Google Pixel phones with Android 13- Pixel 4a and newer):

Restart your smartphone.

If the issue persists, please follow the steps.

1. Start pairing your hearing aids with the app. When only one hearing aid pairs, choose to continue using the app with one hearing aid only. 
2. In the menu of myPhonak app, tap on “Devices” and choose “My hearing aids.”  
3. Select “Forget the device(s)” to unpair the hearing aid.

Important: Do not unpair hearing aid in the Bluetooth settings of your smartphone. Leave the Bluetooth LE connection on the list of paired Bluetooth devices.

4. Switch off Bluetooth on your phone for 1 minute and activate Bluetooth again.
5. Start pairing your hearing aids with the app again. This time both hearing aids will pair with the myPhonak app.

if still only one hearing aid is paired with the myPhonak app

1. In the menu of myPhonak app, tap on “Devices” and choose “My hearing aids.”  
2. Select “Forget the device(s)” to unpair the hearing aid.
3. Reboot your smartphone.
4. Start pairing your hearing aids with the app again. This time both hearing aids will pair with the myPhonak app.