Rslogix 5000 Firmware 20.12 Jun 2026

However, represent the mature, stable endpoint of the "Classic RSLogix" architecture. Specifically, 20.12 is a major revision that includes cumulative security patches, bug fixes, and—most importantly—support for newer Windows operating systems.

Revisions 20.04, 20.05, and 20.06 were released to fix this split. These versions can open and go online with projects from both 20.01 and 20.03. Technical Specifications & Requirements rslogix 5000 firmware 20.12

When using Produced/Consumed tags over a backbone with 20.12 and a 1756-EN2TR bridge, you may experience a on connection loss. Workaround: Set RPI to non-multiples of 2 ms (e.g., 5 ms instead of 4 ms). However, represent the mature, stable endpoint of the

If you plan to upgrade controllers later: These versions can open and go online with

: Maintain an ASCII text version (.L5K) of your v20.12 projects to easily recover logic if database corruption occurs.

: RSLogix 5000 may take 1-3 minutes to launch the first time after restarting your PC. This behavior is also seen with other FactoryTalk products. Subsequent launches are normal.