Sony Xperia 10 IV
Android 12.0
Select help topic
1. Find "Network and Internet"
Slide two fingers downwards starting from the top of the screen.
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Press the settings icon.
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Press Network and Internet.
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2. Turn VoLTE on or off
Press the name of the SIM.
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Press the indicator next to "4G Calling" to turn the function on or off.
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3. Return to the home screen
Press the Home key to return to the home screen.
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