Rom Stock OPPO OFP Unpack by EasyJTAG Plus
Rom Stock OPPO F11 PRO CPH1989 Unpack by EasyJTAG Plus
Rom Stock OPPO F11 PRO CPH1969 Unpack by EasyJTAG Plus
Link google drive: 
CPH1969EX_11_A.42_200225_36b466ea 
Password
Link google drive: CPH1969EX_11_C.20_200322_6d156cba Password
Link google drive: CPH1989EX_11_C.06_200325_5e63e59b Password