✅iCloud storage Must be Load
✅Game center turn off turn on must be work
"when you turn off/on game center, in this time if asked device password that mean this device unlock not supported.
if your device does not ask any password, that mean this device unlock fully supported."
First Remove sim and turn on airplane mode
1. Copy and Register UDID
2. Remove Sim Card
3. Airplane mode > Turn On
4. Wifi > Turn On
5. Go to > iCloud Option > Show all App
6. Turn Off and turn On game center
7. WIFI > Turn OFF Now
8. Open Auto Backup Tool
9. Click > FMI OFF
10. Click > Backup Now
11. Wait few minutes For Complete backup & FMI OFF
12. When you get Result > Success 200
13. Check FMI status & Erase In 3utool
14.Before Erase Don't connect internet
Video Tutorial: https://youtu.be/M7At2uYb6hg
Download Tool: https://www.mediafire.com/folder/raa974g91zx1h/Auto_FMI_Open_Menu
Password: frpfile