If you have ever seen the dreaded "AVB Fail" error, a bootloop after flashing Magisk, or a message saying your device is corrupted, you have encountered VBMeta verification.
Whether you should patch within the boot image or handle it as a separate partition depends entirely on your device's architecture. For most modern devices with a dedicated partition, it is generally better and safer to flash a separate patched or empty file rather than including it in the boot image. Patching Strategies For Devices with a Partition (Common for Pixel, OnePlus, etc.) The "Better" Way : Patch the normally in Magisk but flash the stock vbmeta.img separately using the command patch vbmeta in boot image magisk better
When your phone boots, the bootloader checks the VBMeta data against the actual partitions. If Magisk modifies the boot.img (which it does), the digital signature no longer matches. The bootloader then: If you have ever seen the dreaded "AVB