When you go to Tools > My Settings, you get the following message: “It was not possible to load your administrator settings file:…”
Sometimes when you browse to the location, it may not show up. This is because the file is defaulted as a .tmp file (this can be viewed through your file browser):
Using your file browser, browse to the location of the file, make a copy of the officesettings.xml.tmp file and paste it in the same location, then rename the copied file to officesettings.xml - don't delete the .tmp files as they can be still used if the renamed files become unreadable or corrupt.
When you go back to your NBS software, it will appear to be selected:
Once you have clicked on the Open button, the program will prompt you to restart the software: