Samsung M31 ((link)) | Vbmeta

Risks: tripping Knox, bricking, failing OTAs, weakening verified boot security.

stands for Verified Boot Metadata . It is a critical partition on Android devices launched with Android 8.0 and higher, including the Samsung Galaxy M31 (which shipped with Android 10/One UI 2.0). vbmeta samsung m31

Locate the file within your downloaded firmware (it starts with AP_ ). Risks: tripping Knox