Double-click the AVG TuneUp icon on your desktop to open the application, then go to Settings (the gear icon).
Ensure that the My subscription tab is selected, then click the My subscription button.
Click Enter activation code.
Click the text box below to copy your activation code, paste it directly into the application by pressing the Ctrl and V keys simultaneously, then click Enter.
See detailed activation instructions
Type the activation code you received with the product into the text box, and click Enter(if asked, enter your name, email, and postal code).
See detailed activation instructionsNote: If you have a valid product subscription, but the provided activation code is rejected, enter it in our activation form to retrieve a working activation code via your AVG Account.
Go to activation form
To open the application, double-click the AVG TuneUp icon on your desktop.