I want to backup my iPhone in order to install said backup on my new iPhone arriving next week. Now there are 'Purgeable files' on my Mac leaving too little space to backup my iPhone. I have no idea how to permanently delete said Purgeable files (seen under Storage after clicking on the Apple icon and the About this Mac ... PLEASE HELP?
Welcome to the Apple Support Communities!
We understand that you need some help to free up space on your Mac so that you can back up your iPhone. Here's a handy resource which will show you how to free up space on your Mac: How to free up storage space on your Mac
We hope this helps.