To make the AirPods Pro work seamlessly with your phone and tablet, first make sure your device has been updated to the latest operating system version.
Then, turn on Bluetooth on your phone or tablet and make sure Bluetooth is on.
Next, open the AirPods Pro charging case cover and hold it close to your phone or tablet. In your device's Bluetooth Settings, you should be able to see the AirPods Pro name. Click on the connection to complete the pairing. Once the pair is successful, they will automatically connect to your phone or tablet when you open the AirPods Pro charging case cover.