1. Open File Explorer by swiping in from the right edge of the screen, tapping Search (or if you're using a mouse, pointing to the upper-right corner of the screen, moving the mouse pointer down, and then clicking Search), entering File Explorer in the search box, and then tapping or clicking File Explorer.
2.To extract individual files or folders, open the compressed folder and then drag the files or folders you want to extract to a new location.
To extract everything in the compressed folder, tap or click the Compressed Folder Tools tab, and then tap or click Extract all.
Extracting all files from a compressed folder
If you’re trying to extract everything in a compressed folder and don’t see the Extract all command, select the compressed folder, tap or click the Home tab, and tap or click Properties. On the General tab, next to Opens with, make sure it says File Explorer. If it doesn't, tap or click Change and select File Explorer. If you still don’t see the Extract all command, the .zip file association in the registry might be damaged. Search the Windows support forum for info about applying a registry fix.
To install the screensaver Click on the file, right-click and click "Install".