| Practice | Benefit | |----------|---------| | Store passwords in a secure, shared vault (e.g., IT password manager) | Prevents single-person dependency | | Keep an unencrypted archive project offline | Allows full overwrite without password | | Use consistent, documented passwords per machine | Reduces loss risk | | Enable "allow upload without password" (less secure but useful for service) | Enables recovery via upload |

You need physical access to the PLC.

: With the CPU powered off, insert the memory card. Power On : Turn the CPU power back on.