Sony WF-1000XM5 Help Manual page 71

You will hear a notification sound indicating that the connection is established from both headset units at the
same time. When you wear only one headset unit, you will hear the notification sound from the headset unit you
are wearing.
5.
On the [Recording] tab, select [WF-1000XM5], right-click it, and select [Connect] from the displayed menu.
Hint
The operation above is an example. For more details, refer to the operating instructions supplied with the computer.
Note
If the music playback sound quality is poor, check that the A2DP function which supports music playback connections is enabled
in the computer settings. For more details, refer to the operating instructions supplied with the computer.
If the last connected Bluetooth device is placed near the headset, the headset may automatically connect to the device when you
turn on the headset and may not connect to another device.
If this occurs, cancel the Bluetooth connection on the last connected device.
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