SoftMaker.com

Using Mojave, the suite's preferences re user template, document format & user interface (under the Appearance tab) can be set and the settings will stay set after a restart.

Not so under Catalina: you can select only one pitifully bland & grey user interface (Ribbon). None of the other two Ribbon ...

I can't change the user interface, I used to be able to do it but now it preselects the blandest horrible grey one. Problem is evident in TextMaker, PlanMaker & Presentations apps.

Also, according to isitdowrightnow.com, the version 274 update website/download link is unresponsive.