Before writing anything, read the existing BIOS and save it as MV4_backup.bin . If the update fails, you can revert.
⚠️ You need the exact PCB model (e.g., “MV4 94V-0 REV:1.0” or “HannStar J MV4 V1.2”). hannstar j mv4 94v0 e89382 boardview upd
⚠️ You need the exact PCB model (e.g., “MV4 94V-0 REV:1.0” or “HannStar J MV4 V1.2”).