Dell UltraSharp 42.51" 4K Monitor - Manual (Page 73)

Operating the monitor | 73
Setting the maximum resolution
NOTE: The steps may vary slightly depending on the version of Windows
you have.
To set the maximum resolution for the monitor:
In Windows 8.1:
1. For Windows 8.1, select the Desktop tile to switch to classic desktop.
2. Right-click on the desktop and click Screen Resolution .
3. If you have more than one monitor connected, ensure that you select U4323QE .
4. Click the Screen Resolution dropdown list and select 3840 x 2160 .
5. Click OK .
In Windows 10 or Windows 11:
1. Right-click on the desktop and click Display settings .
2. If you have more than one monitor connected, ensure to select U4323QE .
3. Click the Display Resolution dropdown list and select 3840 x 2160 .
4. Click Keep changes .
If you do not see 3840 x 2160 as an option, you must update your graphics driver
to the latest version. Depending on your computer, complete one of the following
procedures:
If you have a Dell desktop or laptop:
• Go to https://www.dell.com/support , enter your service tag, and download
the latest driver for your graphics card.
If you are using a non-Dell computer (laptop or desktop):
• Go to the support site for your non-Dell computer and download the latest
graphic card drivers.
• Go to the graphics card’s website and download the latest graphic card drivers.