Newer versions (3.x+) initially removed the option for software-based H.264 encoding, forcing hardware acceleration which some users found less flexible for specific bitrates.

For context, version 2.6.4 sits within the and Photo AI product lines. This update landed as a critical patch following the 2.6.x series, which introduced major changes to face recovery and noise reduction.

Topaz 2.6.4 is boring. And that is the highest compliment.

Whether you are restoring vintage family photos or prepping low-res assets for a 4K billboard, here is why version 2.6.4 deserves your attention.