Wii Fit Plus includes video tutorials in multiple languages. If you only use English, you can use tools like WiiScrubber to remove other language files before converting to WBFS. This can shrink the file down to 300MB.
Your USB drive will now have a WBFS folder. Inside, you should see: wii fit plus wbfs
/wbfs/Wii Fit Plus [RFPE01]/RFPE01.wbfs
(The [RFPE01] is the Game ID—unique to the NTSC-U version of Wii Fit Plus). Wii Fit Plus includes video tutorials in multiple languages
Some users report that the Wii Balance Board disconnects when launching a WBFS game. To fix this: (The [RFPE01] is the Game ID—unique to the