Unzipping a compressed file

Large files are often zipped, compressed or archived to save storage space and make them quicker to download.  When you purchase a product online it will often need to be extracted or unzipped before you can access the contents.  How you do this can vary according to what computer and operating system you are using.

Here is an article that explains how to unzip a compressed file on different operating systems:

How to Unzip a File