Before Unlocking The Oppo F9 (F9 Pro) Factory Reset With FRP Lock With UnlockTool, Make Sure The Following Steps Are Performed.

How to use :

Open UnlockTool
Click on Oppo Tab
Click on Oppo F9 (F9 Pro)
Clik on “PRELOADER Auth | OPPO/REALME/ONEPLUS [1]
(PRELOADER) Factory Reset + FRP” Button
Just Insert USB cable to Phone .

[PRELOADER] FACTORY RESET Selected auth : OPPO/REALME/ONEPLUS [1]
Phone must have battery inside!
Waiting for device… COM5 [PRELOADER:0E8D:2000]
Handshaking… OK
Reading hardware info… OK
Hardware : MT6771 [Helio P60|P70] 0788 8A00 CA00 0000
Security Config : SCB DAA
MEID : 545E908CF673C727526B20E2AEF31D82
Sending Download-Agent… OK
Syncing with target… OK
Booting device (preloader auth)… OK
Bypassing auth… OK
Syncing with DA… OK
Storage : EMMC – CID : 484A0190.61384743.5A0BA534.D9C4DB8C
Vendor : SK Hynix – Name : HCG8a4 – Serial : 3683408395 – Rev : 165
Boot1 : 4 MiB – Boot2 : 4 MiB – RPMB : 4 MiB – User Area : 58.24 GiB
Reading partition info… OK [46]
Reading device info… OK [system vendor]
Model Name : oppo6771
Platform : oppo6771
Android Version : 10
Security Patch : 2021-04-05
Build ID : QP1A.190711.020 release-keys
Build Date : Thu Nov 10 08:21:05 CST 2022
Erasing USERDATA (flash file)… OK

UNLOCKTOOL 2024.01.27.0
Elapsed time : 20 seconds

ERASE FRP :

[PRELOADER] ERASE FRP Selected auth : OPPO/REALME/ONEPLUS [1]
Phone must have battery inside!
Waiting for device… COM5 [PRELOADER:0E8D:2000]
Handshaking… OK
Reading hardware info… OK
Hardware : MT6771 [Helio P60|P70] 0788 8A00 CA00 0000
Security Config : SCB DAA
MEID : 545E908CF673C727526B20E2AEF31D82
Sending Download-Agent… OK
Syncing with target… OK
Booting device (preloader auth)… OK
Bypassing auth… OK
Syncing with DA… OK
Storage : EMMC – CID : 484A0190.61384743.5A0BA534.D9C4DB8C
Vendor : SK Hynix – Name : HCG8a4 – Serial : 3683408395 – Rev : 165
Boot1 : 4 MiB – Boot2 : 4 MiB – RPMB : 4 MiB – User Area : 58.24 GiB
Reading partition info… OK [46]
Reading device info… OK [system vendor]
Model Name : oppo6771
Platform : oppo6771
Android Version : 10
Security Patch : 2021-04-05
Build ID : QP1A.190711.020 release-keys
Build Date : Thu Nov 10 08:21:05 CST 2022
Erasing FRP… OK