Board Thread:Support Requests - Designing Your Wiki/@comment-34989956-20180410125351/@comment-168424-20180502201559

GUI = Graphical User Interface... basically anything with window, buttons, etc...

Technically the Source editor is also a GUI, but basically only the buttons and scroll bars.

Try Firefox... slow is better than broken (not that it will work). Another option would be to disable Javascript on your browser.