ACTIVATION LOCK CHECK - Check Enable iPhone / iPad before buying the old machine used

Currently sticky situation iCloud and Find My iPhone by Apple key not activating, causing damage to you when buying a used older machines that have not escaped iCloud and Find My iPhone off. For sure not encounter cases of "suffering" on, Apple has released Activation Check the Lock tool.

This is Apple's tool Check Activation Key Lock owner, you will not have to worry about iCloud is "hidden".
Only single use this tool Lock Activation Check 
Check Here link..>>>
1. Enter Serial Number or IMEI.
2. Type the capcha check digit range.
3. Click on Continue:

4. Activation Lock: OFF, if the lock is not safe: 

After security check, to:
- Settings> iCloud> Sign-In login to your iCloud.
- Settings> iCloud: Turn ON Find My iPhone.

Also, before you perform the restore should remember 3 things:
1. Remove the Passcode.
2. Exit iCloud.
3. Turn off Find My iPhone.