installing microsoft edge browser firefox

installing microsoft edge browser on linux used by method of command line
Setup

curl https://packages.microsoft.co... | gpg --dearmor > microsoft.gpg
sudo install -o root -g root -m 644 microsoft.gpg /etc/apt/trusted.gpg.d/
sudo sh -c 'echo "deb [arch=amd64] https://packages.microsoft.co... stable main" > /etc/apt/sources.list.d/microsoft-edge-dev.list'

Install 【installing microsoft edge browser】sudo apt update
sudo apt install microsoft-edge-dev