Stay safe, and keep your systems updated. The Anniversary Update belongs in history museums, not on your daily driver.
While Windows 10 Version 1607 (the ) is an older build, it remains popular for users with older hardware or those who prefer its specific UI and stability. However, searching for a "repack" requires caution. windows 10 1607 iso download 64 bit repack
If you're still interested in exploring repacked versions, follow these precautions: Stay safe, and keep your systems updated