Unlike major brands (Logitech, Thrustmaster), Ucom does not host drivers on a central website for this legacy model.
Since Ucom does not have a central official website for direct downloads, users often rely on reputable third-party driver repositories or community-sourced fixes: Generic USB Joystick Driver Ucom Uc Js704s2 Usb Joystick Driver Win 7 Download
Ucom UC-JS704S2 USB Joystick primarily a plug-and-play device compatible with Unlike major brands (Logitech, Thrustmaster), Ucom does not
Plug the USB directly into the motherboard (back of the PC), not a hub. Search for Ucom_UC_JS704S2_Driver_Win7
Some users have uploaded the original CD-ROM contents from the Ucom UC JS704S2 package. Search for Ucom_UC_JS704S2_Driver_Win7.zip on archive.org.
However, I cannot directly provide a downloadable driver file or a clickable link. Here’s what you should know and how to get it safely:
Do use generic “driver updater” software. They often install malware. Instead, use these verified sources: