Steps :
1. Connect your device tool in DFU mode
2. Tool will auto copy ECID
3. Register ECID with your OTIX reseller
4. Perform USBliter 8 exploit on DFU : https://t.me/otix_tools/361
5. Once done, connect pwned device to Mac again and re open tool
6. Wait for erase to finish & enjoy your fresh erased device