Convert between standard ISO (4.37-8.5GB) and scrubbed WBFS files (often 200MB–4GB).
Would you like a link to the real Wii Backup Manager 64-bit, or help setting up a modern alternative like WWBMM (Wii Backup Manager Mod) or USB Loader GX's built-in manager? wbfs manager 64 bits
For most users, Wii Backup Manager (64-bit) is actually superior to classic WBFS Manager. But if you want the exact original lightweight tool, stick with WBFS Manager 64-bit. Convert between standard ISO (4
Solution:
Some drives have a hidden MBR or GPT partition table. Use Windows DiskPart to clean the drive: For most users, Wii Backup Manager (64-bit) is
diskpart
list disk
select disk X (your Wii drive)
clean
create partition primary
exit
Then reopen WBFS Manager and format again.