There are many sizes and resolutions of computers. For each specific size and resolution, there should be a wallpaper with the most suitable resolution. The higher the resolution, the better.
The high resolution of wallpaper will cause the wallpaper to be unable to display the whole picture because of the low resolution of the computer screen, so when choosing wallpaper for the computer, you must choose the appropriate wallpaper according to the size and resolution of your computer.
Computer wallpaper size:
1440x900 widescreen wallpaper: 17 inch/19 inch widescreen LCD wallpaper with the best resolution 17 inch-19 inch widescreen LCD.
1680x 1050 widescreen wallpaper: 20-inch /2 1 inch /22-inch widescreen LCD wallpaper, with the best resolution of 20-22-inch widescreen LCD.
1920x 1080 widescreen wallpaper: 22 inch /23 inch /24 inch widescreen LCD wallpaper, 2 1.5 inch /23.6 inch.
1920x 1200 widescreen wallpaper: 23 -28 inch LCD widescreen wallpaper with the best resolution.
2560x 1600 widescreen wallpaper: 30-inch LCD widescreen wallpaper with the best resolution.