How To upgrade Arch Linux

How to upgrade Arch Linxiux, Catchyos or other Arch derivates

paru -Syu
pacman -Rdd linux-firmware
pacman -Syu linux-firmware
pacman -Syu 
pacman -Syu 
flatpak update

Reference:

https://wiki.archlinux.org/title/Pacman#Upgrading_packages