NO REFUND FOR WRONG SN - OR IF YOU UPLOAD FMI OFF SN
Better spend few cent and check sn before upload to Mina service
Only Mac from 2018-2020 compatibles with checkra1n are supported
1 -Put DFU Mode
2 - Restore with Apple configurator (if it fails use Advanced \ Revive) and wait for it to ask for WIFI connection, it is not necessary to connect.
3 - Put in DFU and Open tool it will auto-jailbreak.
4 - Press the power button once, when wifi screen on, click on Activate device on mina tool.
5 - Connect to your wifi internet and wait recovery loading.
6 - Open disk utility erase the disk and Install macOS
7- Enjoy the full bypassed mac
Bypass with auto jailbreak app link