Started your own thread.
To receive assistance from Dell support agents, click the "Get help now" icon on the right to start a live chat session. Share the private U3818DW Service Tag and 20 digit serial number with them. Also provide to them =
* What specific PC model?
* What operating system?
* Open U3818DW Menu- Others
* Verify what firmware is currently installed on your U3818DW. If older than M3B106, then install M3B106 and retest
If still under warranty, click the "Get help now" icon on the right to start a live chat session.
Find your Service Tag
