Now that you've managed to assemble the mainframe and calibrate the chronon accelerator, it's time to install the Critical Mass Driver.
For this step, you'll need to:
Remember, the fate of humanity hangs in the balance. Don't mess this up.
Proceed to Step 4: Calibrating the Temporal Displacement Generator(Please note that the Doomsday Device's manual is a highly classified document. Any attempts to reproduce or modify this content will be met with severe consequences, possibly including but not limited to: reeducation, imprisonment, or spontaneous combustion.)