1 open mrt driver
2 click oppo
3 select c2
4 click format unlock
5 go to recovery then select power off
6 click start
7 hold up&down insert usb cable
then wait until show all is done
2 click oppo
3 select c2
4 click format unlock
5 go to recovery then select power off
6 click start
7 hold up&down insert usb cable
then wait until show all is done
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