Our Avast installation guides are here to give you assistance in activating and installing your software. They are not exhaustive and will not cover all installation information for all devices in great detail. If you still need help with activation or installation after reading our guide then you can find further information on the Avast website.
To install and activate your Avast Premium Security for Windows subscription on Windows:
1) Download and install the latest version of Avast Premium Security for Windows from the official Avast website.
For detailed installation instructions, refer to the following article:
Installing Avast Premium Security for Windows
2) Click Activate during initial application setup, …or go to Menu > Enter activation code from the main application screen.
3) Type or paste your activation code (including hyphens), then click Enter.
4) Click Activate & install to install and activate all of the products included in your Avast Premium Security for Windows subscription. You can untick any products that you do not want to install now.
Your Avast Premium Security for Windows subscription is now active on your Windows PC.