Guides
Step by step, for when you are building or fixing something.
Updating MAKCU to v4 with the MAKCU Toolkit
Update MAKCU's firmware to v4 with the free MAKCU Toolkit: which cable goes in which port, the normal update, Repair flash for v3 and what to do if it stops.
phantom · Oct 3, 2026
MAKCU setup: wiring, CH343 driver and COM port
How to wire MAKCU to your mouse and both computers, install the CH343 driver, find its COM port and set the speed. Nothing goes on the main PC.
phantom · Sep 16, 2026