Warning: iPhone Users Need To Check This Setting Right Away

There’s another thing: if the Face ID attention awareness feature is enabled, the sound of the alarm is turned down. The ...
来自MSN

iPhone has no sound? These settings are usually the reason

Walk through proven steps to fix no sound on iPhone caused by settings, Bluetooth, or software conflicts Reviewed by Michael Barton Heine Jr Check your iPhone's Mute switch and volume settings to ...