Check File Size: A standard Angry Birds Seasons PC installer should be roughly 70MB to 100MB. If it is significantly smaller or larger, it may be a downloader for malware.
Downloading older software from third-party sources carries inherent risks. Always follow these steps to protect your computer: angry birds seasons 662 pc link
Community Forums: Fan-run sites dedicated to the "Classic" era of Rovio games often maintain repositories of these files. Check File Size: A standard Angry Birds Seasons
Many users specifically look for version 6.6.2. In the software world, specific version numbers often represent the final stable build before a game is discontinued. Always follow these steps to protect your computer:
Read Comments: If downloading from a forum or archive, check the user feedback to ensure the file works and is clean.
Use a Sandbox: If you are tech-savvy, run the game in a Virtual Machine (VM) first to ensure it doesn't affect your main operating system. Installation Tips for Modern PC Users