Oppo f1s pattern and frp done using mrtkey
Run mrtkey v3.57
Click mrt 2.60
For pattern=
Select format(unlock)
Select oppo only
Select emmc flash init2
Click start
Phone in off mode, hold vol up, connect usb cable to pc
Detection is auto, wait until.
For frp=
Same procedure as above, this time select erase frp.
Now you have to set up the phone, if it is Chinese language, go to settings
Look for language app(with letter A) change language to English.
Run mrtkey v3.57
Click mrt 2.60
For pattern=
Select format(unlock)
Select oppo only
Select emmc flash init2
Click start
Phone in off mode, hold vol up, connect usb cable to pc
Detection is auto, wait until.
For frp=
Same procedure as above, this time select erase frp.
Now you have to set up the phone, if it is Chinese language, go to settings
Look for language app(with letter A) change language to English.
