I worked out what my issues were, so thought I would post here for anyone who has the same issue in the future. The first issue, of Text toolbar buttons not displaying the proper width was fixed by creating custom buttons. Originally, I was just dragging macros from the Customize UI- Toolbars menu, which are installed with…
Just as an update, I have tried removing all of my preferences and reverting to default, that didn't help. And I tried removing all my start up scripts, but it made no difference.