If you ever need to generate a QR code, but you do not know how, Microsoft has a handy tool available in any browser through the Bing search engine. See how you can use it.
In the Bing search box, type "generate qr code" and press Enter.
In the results, scroll down until you see QR generator box in a row.
Make it click in the text input box and type what you want to be stored in the QR code. Usually, it is a web link, but QR codes can also used and for other types information, depending on the application.
After that, you can check the password again by scanning it with your preferred device. If function, you can save the QR code as an image file on your local computer by right-clicking on the QR code and selecting “Save As” in Browser you.
After that, share the image of the QR code in any way you want. You can even print it. Nice and easy way!
Source of information: howtogeek.com