Look for a yellow exclamation mark icon next to an "Unknown Device".
If you have a .inf or .sys driver file (e.g., from an old CD): Ucom Uc Js704s2 Usb Joystick Driver Win 7 Download
The most reliable solution is to use well-known driver files from trusted community forums, such as ucomusbjoystick.exe or ucom-controller.exe , which have been used by many Windows 7 owners to get their UC-JS704S2 working properly. Always remember to prioritize safety by scanning any downloaded file with up-to-date antivirus software. If you continue to face issues, especially with specific games, using a third-party mapping tool like JoyToKey is an effective final workaround. For the most hassle-free experience, however, consider upgrading to a more modern operating system or a newer gaming controller. Look for a yellow exclamation mark icon next
Yes, but with limitations. The UC JS704S2 lacks the precision and button count for MSFS 2020. It works better for FSX, IL-2 Sturmovik, or retro arcade emulators. If you continue to face issues, especially with
– they won’t help and may infect your PC.