iCloud: Activation Lock
With Activation Lock, your Apple ID and password are required before anyone can:
Turn off Find My iPhone on your device
Sign out of iCloud on your device
Erase and reactivate your device
- If you want to give away or sell your device, be sure to erase your content and settings (in Settings > General > Reset > Erase All Content and Settings). When you erase your content, Find My iPhone and Activation Lock are also turned off.
- If you no longer have the device, follow the instructions to remove a device you no longer have. For more information, see the Apple Support article What to do before selling or giving away your iPhone, iPad, or iPod touch.
- If you’re purchasing or selling a used device, you can check its Activation Lock status at icloud.com/activationlock from a Mac or PC.
For more information about Activation Lock, see the Apple Support article Find My iPhone Activation Lock.