Connect the Logitech C920 webcam to your computer. Select your preferred language and continueĤ. After the process is done, you should see Driver User Interface popping upģ. Either way, you need to have the software file first. Logitech C920 Manual Download Setting Up Logitech C920 SoftwareĪlright, so how do you install the software? You can get the software either from an installation disc or download it from Logitech’s official website.