RKQ-LM-441 board on new UV won't connect to pc

[parsec (FerAS)]

Hello Pedro and welcome to the forum.
Did you try the latest RC?

LightBurn 2.2.00 Early Access — RC-8

No. The main top level menu is not user adjustable at this time. Same answer applies, no. With this RC release, we have provided the ability to allow users to add to this ‘WebTools’ menu, but removal of the currently listed collaborator(s) is not provided.