Rockwell Automation 2080-LC20-20QBBR Micro820 20-point Programmable Controllers User Manual - Manual (Page 131)

Rockwell Automation Publication 2080-UM005A-EN-E - December 2013 123
Quickstarts Appendix C
4. Select the controller in the browse window and click OK.
5. Click Next to continue, and verify the revision. Click Finish.
6. Click Yes to initiate the update.
A screen showing the download progress appears.
If you see the following error message instead, check to see if the controller
is faulted or in Run mode. If so, clear the fault or switch to Program mode,
click OK and try again.