Change default kali terminal
01 - update-alternatives
sudo update-alternatives --config x-terminal-emulator
select /usr/bin/kitty
02 - change to root user
sudo su
03 - backup files
cd /usr/bin/
mv gnome-terminal gnome-terminal.bak
04 - create a new file
nano gnome-terminal
04 - paste the following
#!/usr/bin/env bash
# Translate gnome-terminal args to Kitty
kitty "$@"
06 - change permissions
chmod 755 gnome-terminal
07 - reboot. DONE
reboot