When a simulation does not work, do not arbitrarily change your code. Go "online" with the simulator, trace the ladder logic step-by-step, and observe which rungs are executing properly and which ones are failing.
I can provide direct links to the official free software downloads and tutorials tailored to your goals. Share public link
A widely used industrial software platform that includes a free, fully functional built-in PLC simulator. It runs for two hours per session before needing a quick restart. Conclusion
: You can download a trial version from The Learning Pit to practice basic logic.
