Where are the Qt/KDE-Settings to run Qt-Apps under MATE

Hi,

all GTK-based desktop environments can handle Qt/KDE-Apps. So there must be a Qt/KDE-Theme under MATE? Where is this Theme saved? How can i customize the Theme? I can't find anything in the MATE-Settings or can't find any subfolder with 'qt' in name.

Welcome to the Ubuntu MATE community. You will find some basic guidelines on changing themes here:

You can use the link on the lower left to download more themes from the Internet.

In addition, you might find a more specific answer to your question about customizing themes here:

Hello,

Please see this article for one discussion of Qt theming: