It seems it was possible to partially solve the problem, it does not fix
everything, but the GNOME has become more responsive.
> sudo zypper addrepo https://download.opensuse.org/repositories/home:Dead_Mozay:GNOME/openSUSE_Tumbleweed/home:Dead_Mozay:GNOME.repo
> sudo zypper refresh
> sudo zypper install -f libmozjs-60
> reboot
Who will check, please write