A QR code is a machine-readable code, which can be used to store URL's and other information. This stored information can then be read and easily accessed by a camera or smartphone. There is a simple process to making a QR code using the internet. 

1. Open the following link using your Web Browser.
2. In this link select the tab which suits your purpose. To create a QR code of a website URL select the URL tab.
   
    
3. Go to the webpage or YouTube video you wish to make into a QR code and Copy its URL. 
   
    
4. Paste your website's URL into the box titled Enter URL and select Save.
   
    
5. In the popup window - create a Filename, select a Format and then select Save.
   
    
6. Your QR code will automatically download. To access your QR code open Finder , select Downloads and double-click your QR Code.
   
    
7. Your QR code should appear similar to this and can be read by your smartphone by use of downloadable applications.