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To update the loader you can reinstall a new channel over the old one, or use the loader's internal online update feature.
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You don't need the executable on a SD card or USB device to launch the USB Loader GX, but you need a USB or SD to store the configuration files. It appears as a channel directly on the Wii System Menu. The Full Channel mode means that USB Loader GX executable is copied on the Wii internal memory. The advantage of this installation is that it is very easy to install and update the loader manually (place the executable on the SD card or USB device using your computer). The Homebrew Channel mode means that USB Loader GX is not physically installed on your Wii, it is only copied on your SD Card or your USB device and is launched from the Homebrew Channel. USB Loader GX as a Channel on the Wii System Menu USB Loader GX can either be installed as Homebrew Channel application (HBC) or as a Channel on the Wii. If you want to keep your USB drive only with NTFS partition(s) then choose a FAT32 SD/SDHC card for the installation. If you choose to use a USB drive for the installation then you need a FAT32 partition. SD or USB? The Homebrew Channel can only recognize devices formatted as FAT32.
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We remove the drive letter path (E:) in this guide to avoid confusion. This is simply the location of the folder or file in question on your SD card or USB drive. Throughout this guide, you will see references to things like \apps\usbloader_gx_ or \wad_. If you don't have the Homebrew Channel installed on your Wii or if you don't know if your Wii has the necessary cIOS installed, you can follow one of these guides first (Choose one based on your knowledge and understanding, they are both identical):
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