Hi @Wrong_Way,
thanks for coming back. Here’s the window:
You cannot imagine how many times I checked that bloody window! 
The manual says the “receive cache” needs to be a smaller value (I believe 63), but you pointed out in a previous post that I need to set it to 127. So I did.
Wait. In my window it says “disable and reconnect”. In yours only “disable”. Let me check the laptop I am printing from. I’ll repost the screenshot once the printing is done (I am printing the v5-14clip.stl, a part for the fan part). In this post:
the fan parts look fancier. You’ve got the code maybe?
Cheers,
Arturas