In Inventor Professional 2013 and 2014 -
I've downloaded an add-in (Swift Prints) and would like for it to be on my quick access toolbar.
When I click "Add to Quick Access Toolbar" it does... but somwhere down the road it will disappear. It's not clear to me WHEN it disappears, because I can start a new session and even reboot and it is fine...but later in the day I look again and it is gone.
I am adding Swift Prints to the QAT:

Here it is on the QAT:

Now later it will disappear.