Do not disturb mode
If you turn on your cell phone, see if there is a moon. If so, the phone will turn on the Do Not Disturb mode.
The sound was turned down to a minimum.
If you open the settings, find the sound and see if the sound is turned to the minimum.
The key is below.
If there is a button on the left side of the fuselage, see if it is the chassis below.
play music
First, check whether there is a hardware problem with the mobile phone. Play the music first to see if there is any sound.
Insert headphones
Then plug in the earphone, find someone to call and see if there is any ringtone in the earphone. If there is, it proves that there is something wrong with the setting.
Press the button up.
Finally, it only takes one step to solve this problem. Is the top button on the left side of this mobile phone pressed? If the button is up, will the ringtone be restored?
Flying - Ko Gutai
Circle - Ko Gutai
Secret - Ko Gutai
Yellow card - Ko Gutai
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