![]() The U28E590 is 28' UHD monitor with enhanced gaming functionality. U28E590 28' UHD monitor with vibrant colors and enhanced gaming functionality. So you only get 60hz by using display port. I have been doing this routine for two months now. If you look at the product page it's says: 4K, 3840 X 2160 Resolution (UHD), 60Hz (DP). But I cannot find a way to set the default screen to the DP (DisplayPort). ![]() I believe that by default I have a HDMI monitor switched on in the X Server, and that may be the issue. Then I switch the source to Display Port and voila, it works. I only plug in the HDMI cable into my monitor. U28E850 28 UHD monitor with the super-fast response time and vibrant colors. I first plug in HDMI and DisplayPort cables into my PC. However, if I employ the following approach I do make it work, but it is a hassle. ![]() But I can see that the Ubuntu probably loaded because: 1) PC power on LED button is on, 2) my keyboard lights are on. Then just before the log on screen (it never reaches it), it turns black and the screen shuts off and now we have black screen and that's it. Expand Monitors, and right click Samsung Monitor to Update driver. So when I use a display port with on my Samsung UE590 with no HDMI plugged in computer, nor into the monitor, I boot up, I can see the BIOS boot-up screen, then the screen turns purple and Ubuntu starts loading. Let me know how I can make the description more useful (perhaps some log, not sure which one and how I would give it to you, because the problem is before the log on). ![]()
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