Downloading pre-repacked WBFS files from torrent sites is copyright infringement. However, creating your own repacks from your personal collection is protected under most "backup" provisions (see US DMCA 1201, though regional laws vary).
of a repack to ensure the file wasn't corrupted during the compression or transfer process. how to use Wii Backup Manager wbfs files wii repack
Whether you are creating your own repacks from discs or using pre-made ones, you need specific software. Downloading pre-repacked WBFS files from torrent sites is
: While a standard Wii ISO is always 4.37GB, a WBFS repack only takes up the space used by the actual game data (e.g., Wii Sports is only ~800MB). Compatibility how to use Wii Backup Manager Whether you
[Repack] Wii WBFS Collection – Trimmed & Verified
: WBFS files are primarily used to play backups directly from USB drives or SD cards on a softmodded Wii.