real me c21y forgot pin done vai unlock tool
https://i.imgur.com/NT5aENj.jpg
1st
turn off unit
2nd
open ulock tool
click oppo sa taas
3rd
search c21
hold vol. + -
4th
click factory reset
https://i.imgur.com/SAYRQ5k.jpg
https://i.imgur.com/1SxiNQW.jpg
done
pm boss smod chunchun for paid unlock tool
https://www.antgsm.com/forum/members/chunchun.5019/
https://i.imgur.com/NT5aENj.jpg
1st
turn off unit
2nd
open ulock tool
click oppo sa taas
3rd
search c21
hold vol. + -
4th
click factory reset
https://i.imgur.com/SAYRQ5k.jpg
https://i.imgur.com/1SxiNQW.jpg
done
pm boss smod chunchun for paid unlock tool
https://www.antgsm.com/forum/members/chunchun.5019/