There's a dedicated thread for Winbox v4 BETA.
As for the "classic" version, honestly, the problems you listed don't occur to me, and I have several devices to manage simultaneously...
I still do not use for work v4, because... I work. The new v4 toy is for freelance designers to play with.
When programmers get their hands on it instead of "artists who follow bulls–t smartphone on PC trends," we'll talk about it again.