Notification sound too low . 12 pro

Hi Kalebash,

Welcome to the Apple Community.

Re: Notification sound is too low,

Try restarting (turn off, turn on) your iPhone to see if there is ant improvement in the sound level.

Wondering which iOS version is installed on your iPhone ... eg: perhaps updating to the latest version may help

Apple support have articles online (links below) that you may want to browse through.

Eg: Could be a setting has been accidently triggered and needs changing

or

You may need to experiment with the available notification sounds to choose sounds that can alert you.

Trouble-shooting:

If you hear no sound or distorted sound from your iPhone, iPad, or iPod touch speaker - Apple Support

View and respond to notifications on iPhone – Apple Support

Change iPhone sounds and vibrations – Apple Support

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If your iPhone is stuck in headphone mode - Apple Support

Customize headphone audio levels on your iPhone or iPad - Apple Support

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Settings you might want to check

Adjust the volume on iPhone – Apple Support

Change notification settings on iPhone – Apple Support

Change message notifications on iPhone – Apple Support

Adjust the mono audio, balance, and phone noise cancellation settings on iPhone - Apple Support

Play rain sounds and other ambient noise with Background Sounds – Apple Support

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Discussion thread: speaker grill may need cleaning.

Audio issues - Apple Community

If needed:

How to:  Contact Apple for support and service - Apple Support

Hope something here helps you control that notification sound.

All the best :-)