What is Absolute Bluetooth Volume?
Absolute Bluetooth Volume allows you to control the volume of your phone and Bluetooth device with a single control. Sometimes it can cause volume control issues or confusion if the Bluetooth device has its own volume control.

How to disable Absolute Bluetooth Volume on Android?

1. Enable Developer Options
   Go to Settings > About Phone > Software Information (or “About”).
   Tap on the Build Number 7 times quickly.
   You will see a message: “You are now a developer.”

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2. Open Developer Options
   Go to Settings > System > Developer Options (or Settings > Developer Options).

3. Disable Absolute Bluetooth Volume
   Find “Absolute Bluetooth Volume” in Developer Options.
   Toggle it off.