Export the firmware modules before attempting a "Self-Scan" or "Format."
First, a critical clarification: refers to Western Digital’s Marvel family of hard drive controllers (e.g., Marvell 88i9346, 88i9446, etc.), used in many WD drives from the ~2010–2018 era (e.g., WD Blues, Greens, Blacks, early Reds). These are not “Marvel” comic drives. program for wdc marvel hdd repair better