Sony WF-C500 - The headset does not operate properly.

Help Guide
Wireless Stereo Headset
WF-C500
The headset does not operate properly.
Charge the charging case.
Set the headset into the charging case.
You may be able to resolve some issues by setting the headset into the charging case.
Reset the headset.
Initialize the headset, and pair the headset and the device again.
Related Topic
Resetting the headset
Initializing the headset to restore factory settings
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