Initializing The Headset To Restore Factory Settings - Sony WH-1000XM3 Help Manual

Help Guide
Wireless Noise Canceling Stereo Headset
WH-1000XM3

Initializing the headset to restore factory settings

Turn off the headset while the USB Type-C cable is disconnected and then press and hold the
NC/AMBIENT button simultaneously for 7 seconds or more.
The blue indicator flashes four times (
etc., and deletes all pairing information. In this case, delete the pairing information for the headset from the device and
then pair them again.
If the headset does not operate correctly even after initializing, consult your nearest Sony dealer.
Note
Even if you initialize the headset, the updated software is retained.
Even if you initialize the headset after changing the language of voice guidance, the language will not be changed.
), and the headset is initialized. This operation resets volume settings,
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button and the