Changing Your Screen Resolution:
1. Minimise all windows to reveal your desktop.
2. Click your right mouse button, which will give you a menu.
3. From the menu, select 'Properties'.
4. In the properties window, select the tab labelled 'Settings'.
5. At the bottom of the settings tab will be a slider on which you can set the resolution to 1024x768 pixels.
6. Click 'Apply', and OK the new settings.