Open RSLogix 5 → Online with a large PLC‑5/40 or /60. Try creating a data file of size 1000. If successful, you have a full license. Starter editions limit you to ~256.
Here is what you need to know about securing a full license before the deadline and managing your legacy systems in 2026 and beyond. 1. The December 2025 Deadline
Outside the window, the conveyor belts of the bottling plant stood silent. The silence was expensive—every minute of downtime cost the company enough to buy a decent used car. The PLC-5 processor, a chugging green brick of industrial logic that had been running since the Reagan administration, was fine. The I/O modules were fine. The problem was the laptop.
2 GB RAM (minimum); however, 8 GB+ is often recommended for modern stability. Storage: At least 5 GB of available hard disk space.
Panicked, John called his colleague, Mike, who was also familiar with RSLogix 5. Mike explained that the software had a built-in license management system that tracked the number of active users. When the license reached its maximum capacity, no new users could access the software.
RSLogix 5 is a legacy software package for the family. Rockwell has since transitioned to Studio 5000 Logix Designer for newer platforms, but RSLogix 5 remains available for existing system support.