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The touch functionality does not work when you have multiple video inputs connected to a Dell Large Frame Monitor and the firmware update fails. Affected Monitors: P5524QT P6524QT P7524QT P8624QT
When video inputs are plugged into the Dell Large Frame Monitor, you can only have one video input connected into the computer for the touch function to work properly. If you plug in two video inputs in from one computer, the touch function will not function. For multiple computers, each computer must be connected to the monitor with one HDMI or DisplayPort (DP) cable and one USB upstream cable.
Video Input Sources and USB Pairing Ensure to connect both the video input source cable and the USB upstream cable that matches the Table below. Example: if you connect HDMI 1 and USB 2, it will not have touch functionality. Table Input Sources USB Upstream Touch Function Works or Does Not HDMI 1 (CEC) USB 1 ✔ HDMI 2 USB 2 ✔ HDMI 3 USB 3 ✔ DisplayPort (DP) VGA Back to Top
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