Fast rooting BV4800 with file

DévérrouillageUnlocking OEM

Activé

Enable lesdev options 

check OEM option

développer

and

cocher l'option OEM

et activéenable adb 

 

Install Magisk and patch the boot.img

Install Magisk-v26.1.apk to the smartphone storage using adb. Github Magisk Release

cd ~/rooting_tablette/apk
adb install Magisk-v26.1.apk 

Attention only version 26.1 of Magisk works, higher versions are not functional for this phone

Start MTK client 

cd ~/github/mtkclient/
source env/bin/activate

Start gui interface 

python mtk_gui

connect your phone following the steps given in mtk client gui

when device is connected we can't quit and use command line

Unlock bootloader

python mtk da seccfg unlock

Use MTK client with command line to push file patched_Signed_boot and signed_vbmeta 

python mtk w boot_a,vbmeta_a bv4800_image/magisk_patched-26100_biB8t-signed.img,bv4800_image/vbmeta-custom-sign.img

Once installation is complete, we can restart the device.

python mtk reset

Open magisk and see if you can open superuser, 
if so, you're root!

Web References

MTKclient on GitHub

Magisk on GitHub

avbroot on Github

Rooting blackview bv5300 by Niccolo Rigacci