Your software (e.g., HyperTerminal, Putty, Cura) is looking for the wrong COM port. In Device Manager, note the COM port number (e.g., COM5). Then, in your software, change the connection port to that exact number.
: If the controller is recognized but doesn't work in modern games (like those on Steam), use a tool like to map the buttons to keyboard commands. Ucom 704 Key Specifications USB 2.0 (Plug & Play) 11 fire buttons, 2 analog sticks, 4-way D-pad Compatibility Windows 98/2000/XP/Vista/7/8/10 Double Shock Vibration (requires compatible driver) Cable Length Approximately 1.8 meters Troubleshooting Common Issues
Your software (e.g., HyperTerminal, Putty, Cura) is looking for the wrong COM port. In Device Manager, note the COM port number (e.g., COM5). Then, in your software, change the connection port to that exact number.
: If the controller is recognized but doesn't work in modern games (like those on Steam), use a tool like to map the buttons to keyboard commands. Ucom 704 Key Specifications USB 2.0 (Plug & Play) 11 fire buttons, 2 analog sticks, 4-way D-pad Compatibility Windows 98/2000/XP/Vista/7/8/10 Double Shock Vibration (requires compatible driver) Cable Length Approximately 1.8 meters Troubleshooting Common Issues ucom 704 driver download free