Increase the alarm volume in your phone or clock settings
Turn off silent mode, Do Not Disturb, or mute settings
Set the alarm sound to a louder tone
Use a custom alarm tone with higher volume
Enable vibration along with the alarm
Place the device closer to your bed
Remove any case or cover that blocks the speaker
Clean the speaker grille
Use an external speaker or alarm clock with a louder output
Set multiple alarms a few minutes apart
Increase media and ringtone volume if your device uses them for alarms
Check that the alarm app has permission to play sound
Restart the device if the alarm volume seems stuck
Update the alarm app or device software
Test the alarm sound after changing settings