The ClassicWB comes with useful multiboot features activated via mouse buttons. It allows either maximum memory configurations from holding down the left mouse button, or a bootmenu to appear by holding down the right.
The bootmenu has many useful options including a fully configured KCON: CLI Prompt, minimum Workbench, last known "safe" boot sequence, virus checker, startup files editor and running games from list boxes so they launch with the maximum resources
If RIGHT mouse button is held upon boot:
If LEFT mouse button is held upon boot: