p3p firmware update

I have a Phantom 3 Pro. that I recently purchase .When I receive it the firmware needed to be updated . I DID THE UPDATE USING THE FIRMWARE V 1.11.20. After I updated all (remote , battery's and Phantom ) I check to make sure all were working. When I check the software on the the DJI screen...

Ok Fellow Fliers, I had a notice on my app that the battery firmware needed to be updated. Went to DJI, downloaded the current firmware for P3Pro Only file on the card, put it in the P3P Turned it on It's been "updating" for an hour and I know better than to shut it down, but how long did this...