Access the ZIP file on a PC:
Locate the ZIP file you want to open (you might find it in the Downloads folder in your System Drive).
To unzip the entire folder, right-click to select Extract All.
In the pop-up menu, select a location to extract the files.
Once you’ve selected a destination folder, click “OK.”
Finally, click “Extract” in the pop-up menu. 
 
Access the ZIP file on a Mac:
Locate the ZIP file you want to open (you might find it in the Downloads folder in your System Drive).
Double-click the ZIP file. 
When the extraction is complete, a window will pop up to display the extracted files/folders. If no window opens up after the extraction is complete, simply locate the extracted folder to display the extracted files. 
 
Access the ZIP file on an Android:
Open the Files app. 
Then click Browse at the bottom of your screen.
Locate the ZIP file you want to extract.
Tap the file you want to open and then tap Extract.
Finally, tap Done.
 
Access the ZIP file on an iPhone:
Download, install, and open the iZip app.
Then tap Files at the top of your screen.
Locate the ZIP file you want to extract files from.
Tap the ZIP file you want to extract. 
Finally, tap OK in the pop-up.