Once you have safely acquired the file, you will need a utility like , 7-Zip , or PeaZip to access the contents. Right-click the file and select "Extract Here."
Using the archive to re-flash a device that has stopped responding.
Resolving bugs or adding features to embedded systems.
If the original developer provided an MD5 or SHA-256 hash, compare it against your downloaded file to ensure it hasn't been tampered with. How to Extract and Use the File