To use AVG Anti-Virus Professional 9.0 Build 663a1706, you'll need a valid license key. A keygen is a software tool that generates a valid license key, allowing you to activate the software. However, it's essential to note that using a keygen may pose risks, such as downloading malware or obtaining an invalid key.
Keygens from this era were notorious for containing keyloggers or backdoors. A user seeking a free copy of AVG 9.0 might inadvertently install a persistent threat that their newly "activated" (but compromised) antivirus would be programmed to ignore.
: Provides real-time protection against viruses, malware, and ransomware for modern PCs.
: Version 9.0 cannot protect your computer against modern threats like ransomware or advanced phishing schemes.