If want to remove pattern lock and frp lock in Vivo Y91i phone then you can try to repair it by your self have to charge a battery with any charger and charged it by 90%. your data is very important for so it is good to do a backup of data it may consist of contact details, important messages, emails or any other important thing which feel to be the backup in a device. This backup can be done on another device. we have to do the backup because after a format of a device, all data will be gone and it will not be recovered. For backup in other devices, you can use another external device like hard drive, SD card or any other suitable devices. If are doing by own. do it at your own risk as we don't take any responsibility if a device is damaged
Vivo Y91i Remove Pattern Lock in MRT Key
Vivo Y91i you can easily solve any problem with this method if you are fresher technician or experienced technician in android software related if the error occurs of USB not recognized then your USB is not working.if a battery is not charged,your USB socket will not proper work and you will fail in this method. if any issues please write your questions in the comment box I will try my best to help you.
Vivo Y91i Pattern Lock & Frp Lock Remove tool
Download | Link updated on 11/4/2019
Vivo Y91i USB Driver
Required
- Vivo Y91i Phone with good charge battery
- Vivo Y91i Format tool
- Micro USB cable
- Computer or Laptop
Procedure
- Install Mediatek VCOM & Adb Driver in your computer or laptop (already installed in your computer then skip this option)
- Turn off Mobile
- Press and hold Volume Up + Power button until you can see recovery opton
- Choose "Recovery" from the Volume Down button and Press Power button for confirm
- Choose "Advance option" from Volume Down button and Press Power button for confirm
- Again choose "Reboot with Adb" option from Volume Down button and Press Power button for confirm
- Connect phone with USB Cable and wait until normal start
- Open Device Manager for that god to "RUN" using Windows Key + R and Type devmgmt.msc and hit Enter key
- Go to "Port" option there will be like this "MediaTek Preloader USB VCOM Port (COM16)"
- Open Vivo Y91i Format tool and check in device manager in Port option there like "COM16" and other number
- Just Type COM Number ony in format tool and hit "btn2" button and wait until phone automatically reboot
Vivo Y91i Pattern Lock & Frp Lock Remove
Vivo Y91i Remove Pattern Lock in MRT Key
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