How can I free up some space on my storage

Note there's different kinds of "storage". Click on this link to "Learn the difference between your device and iCloud storage, ways to manage your space" and upgrading to iCloud+ if you need more --> What's the difference between device storage and iCloud storage? - Apple Support

If you can't back up to iCloud, click here --> If you can't back up to iCloud - Apple Support

If restore from iCloud backup failed, click here --> If restore from iCloud backup failed - Apple Support

Manage your photo and video storage --> Manage your photo and video storage - Apple Support

Clear Other storage on your iPhone or iPad [iOS 13] --> Clear Other storage on your iPhone or iPad - Apple Support

How to check the storage on your iPhone, iPad, and iPod touch - How to check the storage on your iPhone and iPad - Apple Support - "About cached files in Other ... Your device automatically removes cached files and temporary files when your device needs more space."

YouTube video: How to free up space on your iPhone, iPad, or iPod

https://youtu.be/bnhuHSv_WrI

How to Clear "Other" in your iPhone's Storage - Use Backup

How to Clear "Other" in your iPhone's Sto… - Apple Community

Clear the history and cookies from Safari on your iPhone, iPad, or iPod touch

Clear the history and cookies from Safari on your iPhone, iPad, or iPod touch - Apple Support