I’m running out of storage space what to do now.

if you check your device storage.. what it taking up all your space?

How to check the storage on your iPhone, iPad, and iPod touch - Apple Support

if photos is taking up a bunch of space, you could buy iCloud storage and use iCloud Photos with the optimize storage option turned on..

Set up and use iCloud Photos - Apple Support

or you may have to find stuff to delete, or upgrade to a device with more storage space