Changing screen resolution on Windows 7 or Windows 8
To get the most out of your computers monitor or screen you should aim to run at its native or optimal resolution. Most systems will already be configured to use the best screen resolution. However, if you wish to check or change this setting you can do so at any time by following the steps below. Windows 8 users – This tutorial will work on your operating system too, simply go to the desktop and then follow the steps shown below.
Firstly, right click on the desktop and choose “Screen Resolution”:-

The Screen Resolution window will now appear:-

Using the drop down box next to “Resolution”, choose a screen resolution and then click on Apply. You should then see the following window:-

If you are happy with your new screen resolution, click on “Keep changes”. If your screen goes black or distorted, your monitor probably cannot cope with the new resolution. Wait for 15 seconds and Windows will revert back to the old screen resolution.
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