To work with the NVivo, you need to
- (only new NVivo) create an account for the myNVivo portal (What is the myNVivo portal?)
- download the installation file
- install Nvivo on your computer
- activate your license
You download the installation files in the myNVivo portal under the tab "Download NVivo" (you have to be logged in). You can also see your purchases in the portal (points 4 and 5). For older versions on NVivo, you can also find the installation files here: NVivo installation file download NVivo 12, 11, 10
After you have downloaded and installed the file you can activate it. Find all information about activation here: How to activate the New NVivo (2020)