S71200 Password Unlock Work -

Default state; no passwords required.

Newer TIA Portal versions emphasize security; familiarize yourself with the security wizard upon adding a new controller. s71200 password unlock work

The most effective, official way to unlock a password-protected S7-1200 is to perform a factory reset using a SIMATIC Memory Card (MMC). This method clears the existing program and password, returning the CPU to a default, unlocked state. Prerequisites A SIMATIC S7-1200 Memory Card (order number 6ES7954-8L...). Default state; no passwords required