We only tested using wired USB keyboard and mouse.

* Connect the keyboard and mouse to the U3415W bottom USB downstream ports (Ports #9-1 in picture on page 10)
* Connect computer 1 to U3415W bottom USB upstream port 1 (Port #8-1 in picture on page 10)
* Connect computer 1 to one of the U3415W video in ports (HDMI/HDMI/DP/mDP)
* Connect computer 2 to U3415W bottom USB upstream port 2 (Port #8-2 in picture on page 10)
* Connect computer 2 to one of the U3415W video in ports (HDMI/HDMI/DP/mDP)
* Press the #4 Menu button to open the OSD (On Screen Display)
* Go to Input Source. Choose the applicable video port for computer 1 or computer 2
* Go to USB Selection
- change USB 1 to whatever video port computer 1 is using
- change USB 2 to whatever video port computer 2 is using