approach 1

"Since there is no Ambient Occlusion Slot in 'Texture Set' Mode of the nXt-Material Editor, I found another way around what to do with AO Maps: Baking it into Diffuse; e.g. Multiplying AO Map over Diffuse/Albedo/Colour in…"

"Thank you so much. I appreciate your kind words."

"The wooden texture of the TV-Console looks quite decent. The Wallpaper on the left has an interesting structure, maybe it would look even better, if you make the texture seamless + applying a little bit of depth, e. g. with highpass - filter in PS?"

"Thank you for help on this topic! Will test 'Automesher LT' (developed by Automapki), if I run into troubles again. [Sometimes I was wondering about, if this forum is still alive... .]"

"Good day, I searched the former forum posts and found another option to solve this  problem which is another plugin to autocad-----AUTOMAPKI.  You can give it a try."