Turn to silence
If your phone rings in a situation where you do not want to be disturbed, you can turn the phone to silence the ringtone.
Select 
> Settings and Phone > Sensor settings > Silence calls > On .
When your phone rings, turn your phone face down.
Related topics
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See Answer a call .
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See Answer a video call .
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See Decline a call .
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See Decline a video call .
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See Divert calls to your voice mailbox or another phone number .
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See Call your voice mailbox .