@JiaiJ : don't think, seller on aliex** seems serious and having good feedbacks, any way : must send message to mi support for unblocking with invoice ?
in this case, no way to get it working even with custom rom : installed custom rom is very fast, all features are working, but NOT mobile...
Hi,
I bought used mi max 3 6GB/128GB on aliexpress, and get a device in good conditions and probably with fake mui rom working with un unlocked bootloader, everything was fine for the first day!
1-after picked few custom roms from 4pda, and i wiped everything, flashed twrp 3.5.2.90, flashed...