Cant reset TP1200 HMI to factory default - SiePortal - Siemens
: PLCSIM became more reliable for testing smaller programs, though users noted it could still be a heavy load on the first CPU thread. Essential Context for Today Tia Portal V13 Sp1 Update 4
If you are maintaining a SIMATIC S7-1200, S7-1500, WinCC Advanced, or a distributed I/O network from the mid-2010s, installing is not just a recommendation—it is a necessity for reliability, security, and compatibility. Cant reset TP1200 HMI to factory default -