Lyx-qt Button icons

I'm using KDE now, and i wonder, how can i change the default icons in the toolbar of LyX? thanks in advance

Lyx-qt Button icons

I'm using KDE now, and i wonder, how can i change the default icons in the toolbar of LyX? thanks in advance

Lyx-qt Button icons

I'm using KDE now, and i wonder, how can i change the default icons in the toolbar of LyX? thanks in advance