Quickly adjust Win7 icon size

Xiaobai likes to collect Win7 desktop wallpapers. There are a lot of pictures stored in the computer. Every time I want to change the wallpaper, I can't see the small thumbnails in the folder. But so many pictures, each one opens and looks at it again. trouble. In fact, in the Win7 system, as long as you move the mouse, you can see what each picture is in the folder.
First open the folder where the images are stored.

Open the picture folder
Press the Ctrl key on the keyboard, then scroll up the mouse wheel to zoom in on the thumbnails in the folder.

Enlarge image thumbnails
In contrast, hold down Ctrl and scroll down the mouse wheel to zoom out the thumbnails. In addition to the pictures, other file icons can be enlarged or reduced in this way. If you don't believe it, try it on your desktop.

Enlarge desktop icons
This way, every time you change your desktop wallpaper, you don’t have to open every picture to see it.