How do you erase everything from your iphone to sell it?

To erase everything from your iphone before selling it, follow these steps:

Back up your data – Use iCloud or MobiKin Assistant for iOS to save your photos, contacts, messages, and apps.

Sign out of iCloud and Apple ID – Go to Settings > [your name] > Sign Out. This disables Activation Lock.

Turn off Find My iphone – In Settings > [your name] > Find My > Find My iphone, switch it off.

Erase all content and settings – Go to Settings > General > Transfer or Reset iphone > Erase All Content and Settings. Confirm your choice.

Remove SIM card – Take out your SIM card before handing the device over.

After this, your iphone will reset to factory settings, ready for a new owner.