Follow these steps to troubleshoot this issue:
- Using the Sony | Headphones Connect app, update the headphones to the latest version.
- Update all music streaming apps to the latest version, and then restart the connected device.
Note: Depending on the music streaming app, this issue can occur even when you are not playing music with the app.
- Place the headphones into the charging case, close the lid, and then wear them again.
- Reset the headphones.
- Initialize the headphones.
Note: You can see how to reset or initialize the headphones by the following: