﻿No, you do NOT extract these to your My Stuff folder. Instead, you have to use SZS Modifier to open one or all of the following files:


MenuSingle.szs
Race.szs
MenuMulti.szs
Globe.szs
To make these custom icons appear in these sections of the game, find Birdo’s icons (tt_catherine_64x64 or st_catherine_32x32) so you can double click on it to replace it the icons found in this zip file.