Understanding the vbmeta disable-verification Command in Android Modding
avbtool make_vbmeta_image --include_descriptors_from_image boot.img --setup_rootfs_from_kernel /path/to/kernel --output vbmeta_custom.img --flags 2
If you ever want to revert your device to its factory secure state, simply flash the stock vbmeta.img file without adding the --disable-verification or --disable-verity arguments, and relock your bootloader. vbmeta disable-verification command
(Note: On some systems, or when using older fastboot binaries alongside newer targets, you may also need to disable verity explicitly using: fastboot --disable-verity --disable-verification flash vbmeta vbmeta.img ) Step 4: Wipe Device Data (Crucial Step)
Note: Some guides suggest using both flags ( --disable-verity and --disable-verification ) to cover all bases, though the latter is the specific focus of this post. If your phone is lost or stolen, an
Note: Re-locking typically wipes userdata.
If your phone is lost or stolen, an attacker can flash malicious software or custom recoveries directly onto your device without needing your password. vbmeta disable-verification command
Extract original vbmeta from your firmware:
To understand the command, one must first understand the target: the vbmeta partition.