The new Blackview Rugged Smartphones and Tab’s Android device comes with a locked bootloader; You can’t flash recoveries like TWRP or other .img files until you unlock the bootloader. But after Unlocking the Android bootloader you can able to flash any recovery, moded image file even you can root the device. Blackview has not released any official bootloader unlock guide but there is a way you can still Unlock Blackview Phones Bootloader. In this guide, we will share the How To Unlock Blackview Phones Bootloader, Free Method with fastboot OEM command.
Unlocking the bootloader is an easy thing Any Android user can do that Blackview too, but not for other Android phones, some phones don’t support directly Unlocking the bootloader via fastboot. Manny Android vendors like Huawei, LG, HTC, Motorola, and Sony don’t support direct bootloader unlock You have to request the unlock code via their official website then you can unlock it. But still, Blackview has not launched any bootloader unlock official website but there is an unofficial free method. 4pda forum member is posted a free Blackview bootloader unlock guide via the fastboot method we will show you how to do it.
Benefits of Unlock Bootloader:-
After unlocking the Bootloader you can able to install TWRP Recovery, Rooting Installing custom ROM, and customize the device. Also, you can unbrick the device with the flash boot.img, system.img, recovery.img, userdata.img. You can flash full ROM after unlocking the bootloader.
There are particular disadvantages also. The most critical function of the simple fact your cellphone becomes marginally less protected. If you are not careful, then a hacker can break your mobile by installing malicious programs. Some programs normally from banks also limit portions of the program’s functionality on unlocked devices.
Note: Unlocking the bootloader will completely reset your device. So first backup apps, Contacts, Messages before start the process.
Blackview Rugged Smartphones and Tabs
- Before starting the Bootloader Unlock process do a complete backup, your device includes Apps, Contacts, Messages, Gallery files, and Internal Storage Files.
- Charge the device for interrupt installation.
- Install Google ADB-FASTBOOT Driver.
- Enable Developer Options, USB Debugging, OEM Unlock to connect your device in ADB, and fastboot mode.
- Download fastboot Tool ⇒ ADBfastboot Tool
How To Unlock Blackview Phones Bootloader via fastboot Method
1. First, read the Prerequisites and Enable Developer Options, USB Debugging, and OEM Unlock.
2. Download and unzip ADB fastboot Tool.
3. Connect your device to the PC and go to the platform tools folder.
4. Now open command promotes to the ADB & fastboot folder by holding shift + Mouse Right Click and type the commands one by one.
adb reboot bootloader
- If you see the “Allow USB Debugging” prompt on your phone, Then Enable the “Always allow from this computer” and tap OK.
- This command will reboot your device into fastboot mode, or you can do it manually by holding the Volume UP + Power key together.
5. Use this command to Unlock the Blackview Phones Bootloader.
fastboot oem unlock
or (for new phones).
fastboot flashing unlock
fastboot flashing unlock_critical
6. Press the Volume Up or Down key on your phone to confirm unlocking use fastboot OEM lock or fastboot flashing lock commands to relock the bootloader.