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Part 1 of of the goodies to drop on the install of Elementary OS.

Update the elementary OS
sudo apt update
sudo apt upgrade

Install gdebi if you need a GUI
sudo apt install gdebi

For watching videos I like VLC
sudo apt install vlc

Elementary OS commes with Epiphany web browser, so firefox it is. Although I DL Brave deb later and installed.
sudo apt install firefox

Install archive formats (your never know)
sudo apt install rar unrar cabextract lzip lunzip arj unace p7zip-rar p7zip

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