Using iTunes or the Finder window on your computer, you can restore your iPhone. Everything will be erased as a result, however, you can restore everything using a backup.

How to Factory Reset iPhone Complete guide to safely wiping your iPhone and restoring it to original settings What to Know • ...

Fix 1. Get into an iPhone that’s disabled using a computer Here we provide four ways to unlock a disabled iPhone, including using a professional tool, using iTunes, Finder or iCloud.

This will erase all of your data and settings, so be sure to back up your iPhone before you do this. You can restore your iPhone through iTunes or iCloud.

Copy Newest Backup If you have backed up your iPhone using iTunes in the past, you have backup files stored in the iTunes file system.