How to unlock “POU” PLC Siemens S7-200 password (Pass subprogram of Step-7 MicroWin)
- First Step : Download the attached datamanagers200.dll file corresponding to the Step 7 MicroWin version that you have.
+ Download S7-200 MicroWin V4.0 SP9 POU
+ Download S7-200 MicroWin V4.0 SP8 POU

- Second Step : Copy to S7-200 installation directory as the path
>>> C:\Program Files\SIEMENS\STEP 7-MicroWIN V4.0\bin

Done! You can now open subprograms without entering a password ^^
Thanks for reading !
will this work no s7 200 smart st60?
Only S7-200 Standard
thankyou so much
Have you found a solution to unlock cpu siemens s200 smart
sorry i don’t have S7-200 Smart Unlock Software
does it work on s7 200 cpu226 CN v2.1
I don’t have PLC for test
I NEED TO UNLOCK S7 200 SMART
Sorry i don’t have this software