A: As of 2025, the longest official code available for a new customer is 1,095 days (3 years) . Some legacy business licenses go to 5 years, but not for Internet Security home edition.
Note: Many of these keys may be blacklisted by Avast's current servers if too many users attempt to use them simultaneously. DF9S93-BDB5D-SJ94S 8MBYFF-S4P7Y2-4LU4GE How to Use an Activation Code in Avast avast internet security activation code till 2038