This version introduced and refined several critical features for older Allen-Bradley hardware: Controller Support
The mention of "master disk verified" refers to the legacy copy protection used by Rockwell Software: rslogix 500 81000 cpr9 w master disk verified
If you are restoring a legacy SLC 500 system, treat that master disk like a factory calibration tool. Keep it in an anti-static sleeve, image it to an archival-grade SSD, and never trust an unverified copy. In industrial automation, verification isn't just a feature—it's a safety requirement. image it to an archival-grade SSD