After performing a successful connection test on a 4.3U console, this message pops up after agreeing to perform a system update (details in comments) : r/WiiHacks
Install Homebrew Channel On Nintendo Wii 4.3 (2017 Tutorial!) - YouTube
Has anyone this theme for 4.3E? : r/WiiHacks
How to Install Homebrew on Wii Menu 4.3 (with Pictures) - wikiHow
How to Softmod Your Wii (4.3) U/E/K/J : 4 Steps - Instructables
How to Softmod Your Wii (4.3) U/E/K/J : 4 Steps - Instructables
Wii update from 4.0E то 4.3E | GBAtemp.net - The Independent Video Game Community
System format modded wii 4.1 - how to install Homebrew Channel? : r/WiiHacks
Stream Hack Pack For Wii 4.3e from Tincmocrisni | Listen online for free on SoundCloud
Modifica Nintendo Wii - Versione 4.3E | TecnoW
[Wii Homebrew] Hack Wii 4.3U/E WITHOUT GAME [Wii Softmod] - YouTube
How to Install Homebrew on Wii Menu 4.3 (with Pictures) - wikiHow
Help in Softmoding a Wii 4.3e | GBAtemp.net - The Independent Video Game Community