Absolutely. The original New Super Mario Bros. Wii feels like a tutorial compared to the "Newer" mod. With version 1.30 in WBFS format, you get:
Whether you are playing on a retired Wii console in your living room or running Dolphin on a Steam Deck, seek out the Newer Super Mario Bros. Wii 130 WBFS version. It is the definitive, "better" way to experience what many fans call the true successor to Super Mario World.
Have you successfully installed version 1.30? Let us know in the comments if you found the WBFS format to be more stable than the ISO version! newer super mario bros wii 130 wbfs better
Download Wii Backup Fusion (Windows/Mac) or WBFS Manager.
Many users worry that "130 MB" means cut content. This is false. The Newer team originally built the game with optimization in mind. The 130 WBFS variant usually indicates that the creator has used tools like WiiScrubber or Wit (Wiimms ISO Tools) to remove the original game’s intro videos, unused languages (e.g., removing French/German/Spanish textures if you only play in English), and junk data partitions. You still get the full 9 worlds, the Item House, the Cannon Levels, and the final Bowser fight. Absolutely
If you already have a larger WBFS file (450 MB+), do not delete it. Use Wii Backup Manager to shrink it. Load the large WBFS, click Convert -> WBFS to WBFS (Scrub). In less than 30 seconds, you will have transformed your bloated file into the coveted 130 WBFS format.
Now, go enjoy World 7: The Grumble Volcano—without the loading screens. Happy modding! Whether you are playing on a retired Wii
Further Reading:
Here’s a clear, informative text about using a Newer Super Mario Bros. Wii .wbfs file—specifically the version optimized for a 130 MB size or less (often for USB loaders on modded Wiis).