In Boot Image Magisk — Patch Vbmeta

Reboot your device into fastboot mode:

adb reboot bootloader

Then flash the patched boot image and the disabled vbmeta:

fastboot flash boot magisk_patched.img
fastboot flash vbmeta vbmeta_disabled.img
# For A/B devices (slots):
fastboot flash vbmeta_a vbmeta_disabled.img
fastboot flash vbmeta_b vbmeta_disabled.img

Reboot: fastboot reboot. The device will now boot without verification errors. patch vbmeta in boot image magisk

If your device specifically requires vbmeta flags to be altered (flags set to 0) and Magisk didn't do it automatically, you can manually hex-edit the image.

If a guide tells you to “patch vbmeta in the boot image,” ignore them. Here is the real workflow using Magisk and fastboot: Reboot your device into fastboot mode: adb reboot

What you actually need:

The steps:

fastboot flash boot magisk_patched_[random].img
fastboot flash vbmeta vbmeta.img  (with the disable flags)