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@rohit-gupta
Created October 2, 2017 07:00
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Install the blazing fast Firefox Quantum on Ubuntu/Linux Mint while keeping your old firefox install around as firefox-old
wget download-installer.cdn.mozilla.net/pub/firefox/releases/57.0b4/linux-x86_64/en-US/firefox-57.0b4.tar.bz2
wget http://download-installer.cdn.mozilla.net/pub/firefox/releases/57.0b4/SHA256SUMS
diff <(sha256sum firefox-57.0b4.tar.bz2 | awk 'BEGIN{FS=" "} {print $1}') <(grep "linux-x86_64/en-US/firefox-57.0b4.tar.bz2" SHA256SUMS | awk 'BEGIN{FS=" "} {print $1}')
tar xjf firefox-57.0b4.tar.bz2
sudo rm -r /opt/firefox
sudo mv firefox /opt/quantum
sudo mv /usr/bin/firefox /usr/bin/firefox-old
sudo ln -s /opt/quantum/firefox /usr/bin/firefox
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