How to unlock Vivo phone's bootloader (Full tutorial)

Hello friends,
Vivo mobile phone are now become so popular in India and everyone use this phone because of it's Camera quality and better Music.
But now the people gone to advance in this phone and they want to unlock bootloader.
So Today I will tell you that How you unlock vivo phone's bootloader?
Let's get started-

• First of all you need to upgrade your phone software through your phone>about phone>update.
• Then you have to download these two files> Vivo Fastboot for windows / Vivo Fastboot for Linux > Vivo fastboot V2> Windows/Linux .

Extract all downloaded files and Switch Off your mobile phone.
Open Command Prompt or terminal in extracted file directory> Go to directory address bar at top and type "CMD" hit enter to start Command Prompt.
Now press Power button and Volume (-) button simultaneously.

If you are a Linux user then you have to type this command> sudo ./fastboot bbk unlock_vivo

If you are a Windows user then you have to use this command> fastboot bbk unlock_vivo

Comgratulations !
Your phone is now unlocked

If you want to lock your boot loader again then do this>fastboot bbk lock_vivo
In Linux>sudo ./fastboot bbk lock_vivo

Notice :- I just discovered  this new command because old command doesn't work in some phones but if this command doesn't work then please make comment. Then I solve you command issue.
Hope to see you soon.


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