Open the PLC project in STEP 7 and select the S7-300 PLC device.
If the password is known, enter it to access the PLC's programming and configuration. unlock password plc siemens s7 300 rarl better
Here is a step-by-step guide to unlocking a password-protected Siemens S7-300 PLC using the STEP 7 programming software: Open the PLC project in STEP 7 and