Vbmeta Disable-verification Command

: To boot a different version of Android than the one provided by the manufacturer, the verification chain must be broken. Important Considerations Security Risk

Generic System Images (GSIs) are built from AOSP and do not have the manufacturer’s cryptographic signature. Without disable-verification , the bootloader will see mismatched hashes and refuse to boot. vbmeta disable-verification command

You’ve unlocked your bootloader and flashed a custom boot.img , but the device shows: : To boot a different version of Android