Open the 360 wallpaper, find the setting button in the upper right corner, click Open, and set the download and storage location of the picture. At this point, a folder named "wpcache" will be generated on the computer desktop. Just select a picture and set it as wallpaper, and the picture will be automatically saved in the wpcache folder. Click the automatic replacement in the lower left corner of 360 wallpaper, and all the replaced wallpaper files will be saved in the wpcache folder, where several new files will appear, which are also wallpaper pictures.