By default, the Power tab in GNOME’s Settings does not show the battery percentage for Bluetooth headphones like the Sony WH-1000XM3. However, you can enable this feature by activating the DBUS interface of Bluez, the Linux Bluetooth protocol stack. The DBUS interface is hidden behind the
--experimental flag for the Bluez service. To enable it, follow these steps:
- Create an override file for the
$ sudo systemctl edit bluetooth
This command will create the file
- Add the following lines to the file:
Note that both
ExecStart= lines are required.
- Restart the Bluetooth service.