Activation key of Avast is something that you require when activating the software on the system. Are you looking for ways to activate Avast through the activation key? Here are some simple steps you can follow: Step 1: You need to open the Avast application on your system Step 2: Go to ‘Settings.’ Step 3: Locate the ‘Subscription’ button under settings and click that Step 4: Finally, you will have to enter the activation key on the ‘insert activation code’ option. If you come across any difficulty while activating Avast antivirus using the Avast activation key, you can reach out to the experts at Avast customer service, and they will provide you with a relatively more straightforward method to find the key. Read more: norton activation support number | avg product key activation | avast product key free