Oppo a11k factry reset done
 

Make sure phone battery level is at least 10%!
Waiting for device... COM37
Connection : USB 1.0 High-Speed
USB Driver : [MediaTek Inc.] wdm_usb - Version : 3.0.1504.0
Boot Mode : BOOTROM [0E8D:0003]
Handshaking... OK
Reading hardware info... OK
Hardware code : MT6765 [0x766]
Hardware sw : 8A00 CA00 0000
Security Config : [0xE5] [SCB : Yes] [SLA : No] [DAA : Yes]
MEID : 9AB1A0F5D0897B3EC87C966C236BD2B3
Booting META mode... OK
Make sure phone battery level is at least 10%!
Waiting for device... COM126
Connection : USB 2.0 High-Speed
USB Driver : [MediaTek Inc.] wdm_usb - Version : 3.0.1504.0
Boot Mode : PRELOADER [22D9:0006]
Authenticating... OK
Initializing META... OK
Connecting to META... OK [Ver:0] [Rate:921600]
Reading Software Info... OK
Brand : OPPO
Board : oppo6765_19451
Platform : mt6765
Model : CPH2083
Android : 9
Security Patch : 2022-01-05
Build ID : CPH2083EX_11_A.67
Build Date : Tue Jan 18 23:07:33 CST 2022
Oppo Name : OPPO A11k
Erasing USERDATA... OK
Rebooting device... OK
UNLOCKTOOL 2022.02.21.0
Elapsed time : 24 seconds