Click on a Frequently Asked Question below for the appropriate answer. If you have an issue that isn’t addressed here, Contact Us.

PROFINET Commander won’t start or immediately closes
Device isn’t coming up (always offline)
Device always shows a diagnostic or error
Device keeps going online then offline continuously
Diagnostic LED in commander never turns off
The diagnostic alarms from the device(s) are only showing a number, no text
Will the software work with a mirror / monitor port on a switch
Do I need a separate license for TIA Portal configuration tool?
The device keeps sending a remote mismatch error and clearing the error and its right beside the PC
My network card is not found and there is an error when starting the software
How to get the latest software updates?