Vbmeta Samsung M31 | POPULAR · 2026 |

| Attempt | Result | |---------|--------| | Flash TWRP only | Bootloader rejects signature → "Custom binary blocked by RMM" | | Flash Magisk-patched boot image | Bootloop or "Verification failed" screen | | Flash GSI | Bootloader refuses to boot (vbmeta mismatch) | | Flash nothing, just unlock | Works fine, but no custom software |

You cannot flash a modified VBMeta file if your bootloader is locked.

Working with Samsung Galaxy M31 Go to product viewer dialog for this item.

(Verified Boot Metadata) contains cryptographic hashes and flags that verify the integrity of other boot-related partitions before the OS loads. vbmeta samsung m31

your device and verify that the changes have taken effect.

Press and hold both the and Volume Down buttons simultaneously.

What is your after flashing vbmeta? (e.g., rooting, installing TWRP, or flashing a GSI/Custom ROM) What exact Android version is your M31 currently running? Have you already successfully unlocked your bootloader ? | Attempt | Result | |---------|--------| | Flash

Samsung's security state (Prenormal) is blocking custom binaries.

October 2023 (Updated context for 2024) Subject: Analysis of Android Verified Boot (AVB) – vbmeta partition on Exynos 9611 based Samsung M31

Click the button. Odin will flash the file, and you will see a green PASS! message. How to Fix VBMeta Verification Flashing Errors your device and verify that the changes have taken effect

For the Samsung Galaxy M31, the vbmeta partition is a critical security component that verifies the integrity of other partitions during boot. If you plan to install a custom recovery like TWRP or root your device, you must "patch" or disable this verification to prevent the phone from entering a bootloop.

Click on the or USERDATA slot (depending on the specific guide instructions for your file, though USERDATA or AP is most common for standalone vbmeta tars). Select your downloaded vbmeta_disabled.tar file.

If you try to flash a custom recovery (like TWRP) or a patched Magisk boot image without handling vbmeta, your M31 will display the infamous error message.