SOLVED!! *
I'm trying to setup Quake to run and I keep getting a black screen, then it goes back to Wiiflow.
I installed the .PAK files (uppercase) and expansions.
Quake/PAK0.PAK 17.3MB (18,165,727 bytes) [bad]
*Quake/PAK0.PAK 17.8MB (18,689,235 bytes) [good]
Quake/PAK1.PAK 32.6MB...