Mga idol pa help naman po kung pano iformat ung vivo y91 kasi po kapag hinahardreset kopo hinihinge padin ung pattern lock nkalimutan po kasi ng may ari pero ung google account po na nakasave don alam niya po baka po may software po kayo dyan na makakapag format po sa VIVO Y91 po ng kaibigan ko wala po kse ako makitang tutorial gamit ung google account pang recover software napo tlga ata kelangan pahelp po..
kahit ihard reset mo yan,maghahanap pa din ng pass yan,need mo MRT dongle para mabypass password nyan lods,if you dont have MRT Dongle,need mo ng legit tech to do the job sir.
kung may PC or laptop ka lods,at matyaga ka madami nagkalat na MRT ***** ke pareng google,tapos search mo tut on how to bypass Vivo Y91 password using MRT ke mareng YT
It is very important to make sure battery capacity more then 50% or better fully charge
If we still can access file manager or other applications, the please backup all data or photos/videos at VIVO Y91 because all data and applications will be erase or delete
Go to Menu : Setting > More Setting > Backup and Reset > Erase all data
Give check-mark : Erase Phone Storage if we want to clean / wipe all data
Choose : Erase everything
The VIVO Y91 will do the hard reset or master format to factory default process.
#Option 2, Hard Reset VIVO Y91 with Hardware Button Key to Recovery Mode
Turn Off VIVO Y91
It is very important to make sure the battery is fully charge
Press and hold POWER BUTTON + VOLUME UP BUTTON key until Fastboot menu appear
Release all POWER BUTTON & VOLUME UP BUTTON
Choose Recovery Mode and Press OK with POWER BUTTON
Choose Clear Data button, and continue choose Clear all data and wait until wiping data finish
At some version you can try to choose Wipe Data or Clear Data option by tap the menu or using VOLUME BUTTON to go up and down at menu and press POWER Button to Ok or Confirm or Choose. It will wipe all data to finish the Hard Reset or Master Format Steps
Wait until the Use VIVO Y91 finish the process and the phone will start again like new