The latest version of is version 11.3.0 , released in April 2026. If you are looking for "197," you might be referring to version 8.2.0.197 , which was released in October 2022. Official Downloads
Specifically optimizes game files for faster loading times.
Fully supports Windows 11, 10, 8.1, 8, 7, Vista, and XP. Comparison: Free vs. PRO Free Version PRO Version Basic Defragmentation Auto Defrag Yes (Works during idle time) Boot Time Defrag Enhanced (Optimizes registry/system files) File Access Speed Up to 200% Faster Auto Update Download iobit smart defrag 197 zip
Available on the IObit Smart Defrag Official Page .
Automatically enables system tweaks to prolong SSD life and improve performance. The latest version of is version 11
If you specifically need version 8.2.0.197, you can find verified older installers on Uptodown or Filehippo . Key Features of Smart Defrag 11
Defragments files on your HDD that cannot be moved while the system is running to fix slow startup. Fully supports Windows 11, 10, 8
Improved multi-threading for faster data access and outstanding disk performance.