: Check for an email from no.reply@avast.com (or info@customer.avast.com). Look for the "Your activation code" section.
Users are strongly advised against using "cracked" or "free" license keys found on public forums or PDF sharing sites. These keys are often: Avast regularly disables leaked keys. avast licence key
To activate your Avast product, you need an activation code (often called a license key) which is a unique string of characters typically formatted as XXXXXX-XXXXXX-XXXXXX How to Activate Avast Products : Check for an email from no
Avast offers different types of license keys, including: avast licence key