Ensure you download the version matching your Wii's region to avoid a brick: USA (NTSC-U): 4.3U (v513) Europe (PAL): 4.3E (v514) Japan (NTSC-J): 4.3J (v512) 4.3K (v518) ⚠️ Essential Installation Tips
If your Wii is bricked and you have (not just IOS) or Priiloader with Autoboot , you can recover. If not, installing a menu WAD on a working console is dangerous. wii system menu 4.3 wad download