Using unofficial "cracked" versions can expose your PC to the very malware you are trying to avoid.
Cracked keygens sometimes generate fake license strings like “1772314-XXXXX-XXXXX”. These are mathematically invalid or blocked by Avast’s servers within hours. Some websites list “lifetime keys” that are actually recycled trial codes.
Most premium providers offer 30-day trials that provide full protection legally.
. While specific "December 2026" keys are often found on third-party resale sites or shared lists, the software itself is now several generations old, with current stable versions reaching as of February 2026. Key Features of Version 17.7.2314
: Even if a key is listed as valid until "Dec 2026," Avast frequently identifies and blacklists