Someone’s chosen Desktop Environment is not your decision. It’s their choice, not yours. You might love Gnome, but maybe they prefer something else. Don’t try to forcefully push them back, and don’t be rude when stating your opinion. Be kind, or don’t say anything at all.
I love GNOME, and I also love Plasma.
This is a script I made to switch my Fedora workstation from GNOME to Plasma. This script needs to be run in a TTY because it will break the existing desktop before replacing it with the new one. It also needs to be run twice due to some package conflicts.
#!/usr/bin/bash
sudo dnf swap fedora-release-workstation fedora-release-kde
sudo dnf swap fedora-release-identity-workstation fedora-release-identity-kde
sudo dnf remove @gnome-desktop
sudo dnf remove *gnome* *gtk*
sudo dnf install @kde-desktop-environment
sudo systemctl enable --now sddm.service
My daily apps were unaffected because they were installed via Flatpak: