1. Check if you have the latest video driver installed from the manufacturer website.
2. Check if you have recently installed conflicting software such as a theme, desktop, video or font managers, they could be causing font distortion.
3. Lower the font size on your computer. Extremely large font sizes can distort fonts.
4. Change Clear Type settings in Windows Display Properties.
5. Restore the default fonts in the Windows registery by running the FixFonts utility.