Unlock VIVO Y81 lupa pola menggunakan MTK Meta Utility tanpa hapus userdata.
Jalankan aplikasi MTK Meta Utility → Factory Reset - META.
Waiting for mtk usb device... ok
BootMode : BootLoader[COM18]
USBDriver : wdm_usb
DriverVersion : 3.0.1437.1
DriverDate : 9-11-2014
ProviderName : MediaTek Inc.
Start handshake with Preloader...
PreloaderCmd::CMD_BootAsMETA(): Receive READY succeed!
Send BootMode Switch Request...
reboot to meta mode success!
Wait for meta mode usb device...
Init meta mode api...
Connect to SP_META mode...
connect to meta mode success!
Reading device information...
RNID : f8882577e9e422f6be296847a7a2f15b00000000
Bluetooth : 88:F7:BF:2C:5F:06
WIFIMac : 88:F7:BF:2C:5F:07
Chip ID : MT6765,S01
SW Ver : alps-mp-o1.mp6.tc19sp-V2_k62v1.64.bsp_P293
ManfID : vivo
Brand : vivo
Model : vivo 1808
Name : 1808
Board : k62v1_64_bsp
Build ID : O11019 release-keys
Android Ver : 8.1.0
EMI ID : full_k62v1_64_bsp-user
Sec Patch : 2021-04-01
Storage : mtp
FRP Pst : /dev/block/platform/bootdevice/by-name/frp
Branch ID : alps-mp-o1.mp6.tc19sp
Resetting user data...success
Rebooting from meta mode...success!