I know but it not work with multi genre like "Nachrichten / Tagesgeschehen". Due to the special sign / i can not rename to the genre! Only "Nachrichten" don't work. That is the issue i think why i get no colours.
HTPC: Windows 10 Pro 22H2, Zalman HD135, Intel i3-7100, GTX 1070, UHD ASUS BW-16D1HT
NAS: Xpenology 7.2 Update 1, Intel i5-6600