Quote Originally Posted by Dynratygus View Post
The issue could be from another add in or anti virus program interfering with it. Could you try doing a cleanboot? : Open the task manager (CTRL+SHIFT+ESC) and select the 'Start up' Tab. Disable everything here and restart the PC.
OK, so I tried all that, but still the FFXIV Launcher did not save my username. I then tried uninstalling my anti virus completely, but still it wouldn't work.