In STEP 7-Micro/WIN (v4.0 SP9 is recommended), navigate to .
Connect the PC Adapter to the S7-200 port (RS485). Connect power to the PLC (24VDC). Note the COM port assigned to the adapter in Device Manager. s7-200 unlock tool
You don't need the password if you rewrite the logic. In STEP 7-Micro/WIN (v4
Multiple approaches exist for unlocking or resetting these controllers, ranging from official "wipe" utilities to third-party cracking software. 1. Official Reset: "Wipeout.exe" and "CLEARPLC" s7-200 unlock tool