My storage is full of “other”.
I barely have any apps or pictures on my phone and nothing will work properly now
iPhone 11
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If a forced restart doesn't clear up some 'other' data
Force restart iPhone - Apple Support
Unfortunately the only other way I've found that works is to backup your phone, reset to factory settings (erases your device), and restore from that backup
How to back up your iPhone, iPad, and iPod touch - Apple Support
Restore your iPhone, iPad, or iPod to factory settings - Apple Support
Restore your iPhone, iPad, or iPod touch from a backup - Apple Support