
Older CRT monitors are very good at changing resolutions however, LCD monitors are designed to only run in a specific resolution. Configuring your monitor to use a higher resolution when possible may help resolve blurry wallpaper. The human eye can discern block-like irregularities in a low-resolution image that's stretched out over a large viewing space. Monitors with higher resolutions relative to the screen size produce a sharper-looking image.


Windows 8 requires running a resolution of at least 1024 by 768 pixels however, it's likely that your screen supports a higher resolution. These issues likely arise due to Windows 8's compatibility problems with lower-resolution screens.

Desktop wallpaper can be detailed or visually impressive, so that if there are any resolution problems, you will immediately notice them. Blurry desktop wallpaper on a Windows 8 system may be an indication of a problem with the device's display settings.
