Adjust screen resolution in Windows 8
- Click with the right mouse button on the Desktop and select "screen resolution". Alternatively, you will find the item in the control panel under the tab "appearance and personalization".
- Under "resolution" you will find a Slider for the screen resolution can adjust.
- Confirm with "OK". If the size was correctly set, click keep in the preview window, click "change".

Windows 8 Screen Resolution
Read also, in Windows 8, the view of the control panel can change.