Downloading the graphics driver
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Click Product support enter the Service Tag of your computer, and then
NOTE: If you do not have the Service Tag, use the auto-detect feature
or manually browse for your computer model.
4 Click Drivers & downloads → Find it myself.
5 Scroll down the page and expand Video.
6 Click Download to download the graphics driver for your computer.
7 After the download is complete, navigate to the folder where you saved the
graphics driver file.
8 Double-click the graphics driver file icon and follow the instructions on the
Identifying the display adapter
1 On the taskbar, click the search box, and then type Device Manager.
2 Click Device Manager.
The Device Manager window is displayed.
3 Expand Display adapters.
Changing the screen resolution
1 Right-click on your desktop and select Display settings.
2 Click Advanced display settings.
3 Select the appropriate resolution from the drop-down list.