On Windows, if you notice an unexpected behavior of Newired Editor, it could be caused by having installed multiple versions of the editor at the same time. In cases like this, here is what you need to do:
1. Uninstall all Newired Editors that are on your Windows machine.
2. Go to C:\Users\<user>\AppData\Roaming and delete all Newired Editor folders you find.
3. Install the latest Newired Editor from the Portal