If you want to turn vibration ON or OFF for the Fajr alarm, follow these easy instructions.
iOS
1. Go to the home page, then tap Alarm.
2. Turn Vibration ON or OFF.
Android
1. Go to the home page and tap General Settings .
2. In section Fajr Alarm, check Vibrate to activate it, or uncheck to disable it.
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How to enable or disable the Fajr alarm?
How to set Fajr alarm time?
How to change the Fajr alarm ringtone?