There are many free and paid QR code generator websites and apps available online. Here's a general process on how to use them:
Choose a QR code generator: Here are some popular options:
https://monkeyqrcode.com/ (Free and Paid plans)
https://www.skoda-storyboard.com/en/skoda-world/showrooms-go-digital/attachment/dsc2202-edit-kopie/ (Free and Paid plans)
https://www.qr-code-generator.com/ (Free for basic options)
Select "URL" or "Link" as the content type.
Paste the exact URL of your landing page into the designated field.
Customize your QR code (optional): Some generators allow you to customize the appearance of your QR code by adding colors, logos, or changing the style of the code itself.
Download your QR code: Once you're satisfied with the design, download the QR code in a suitable format (e.g., PNG, JPG, SVG).
Also, many modern browsers can create a QR code when you right-click the mouse button on the desired page and choose an option: Create a QR code for this page