If you have downloaded a Zip file and want to extract it, you can follow the instructions below.
Right click on a ZIP file and select the Extract All... menu option as shown in the image below:
You will now be presented with a screen similar to the one below.
Press the Next button.
In this next screen, enter the path where you would like the files to be extracted to, or click the Browse button to select the directory.
Then, click the Next button.
The files have now been extracted, and you can choose to show the extracted files or not in the image below.
If you want to see the extracted files, leave the checkmark in place, otherwise, uncheck the box labeled Show extracted files. Then press the Finish button.
Now your files are extracted into the directory you have specified and you can begin to use them.