In the boot menu you are given 2 options to select: Functioned Computer, Functosh or Functioned Server. Functioned Computer runs Functioner, Functosh runs it's namesake operating system (or FunkOS, as seen in FunkOS 7+) and Functioned Server runs Functioner Server.
If you wait for 6 seconds in the boot menu if FunkOS 1З is installed, CrypŁfunk will be unlocked.
The boot menu before the Functioned Server update.
The boot menu in between the Functioned Server update and Private RC4.
The boot menu since Private RC4, with CrypŁfunk unlocked.