With a USB cable and your phone manufactures backup software installed on your computer, as recommended by your manufacturer?

But seriously, this may not always be an option. And you have to decide if you want to risk giving it to Jimmy in that state. But keep in mind that you do, Jimmy is taking a copy of those bikini pics. And you probably don’t want to know what he plans to do with them.

Oh man, if only there was some way to answer that question using the exact thing you typed.

https://duckduckgo.com/?t=ffab&q=How+do+you+back+up+your+phone+if+the+screen+is+cracked+and+input+has+stopped+working%3F&ia=web

https://www.androidauthority.com/extract-data-broken-android-phone-819324/
https://www.samsung.com/us/support/answer/ANS00079132/

Or by changing it to “iphone” specific.

https://www.mobikin.com/idevice/backup-iphone-with-broken-screen.html
https://www.imyfone.com/iphone-tips/how-to-backup-iphone-if-screen-is-broken/
https://discussions.apple.com/thread/253014375

Removed by mod

You don’t. You back things up before they break. Then when they break, you have backups for recovery.

Just stating the obvious, in a vain hope that it would get someone to start, improve, or test, or even just think about their backups.