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Firefox Browser

Setup Firefox browser

Install

Install Firefox from Mozilla's deb repo

# Create a directory to store APT repository keys if it doesn't exist:
sudo install -d -m 0755 /etc/apt/keyrings

# Import the Mozilla APT repository signing key:
wget -q https://packages.mozilla.org/apt/repo-signing-key.gpg -O- | sudo tee /etc/apt/keyrings/packages.mozilla.org.asc > /dev/null

# The fingerprint should be 35BAA0B33E9EB396F59CA838C0BA5CE6DC6315A3
gpg -n -q --import --import-options import-show /etc/apt/keyrings/packages.mozilla.org.asc | awk '/pub/{getline; gsub(/^ +| +$/,""); print "\n"$0"\n"}'

# Next, add the Mozilla APT repository to your sources list:
echo "deb [signed-by=/etc/apt/keyrings/packages.mozilla.org.asc] https://packages.mozilla.org/apt mozilla main" | sudo tee -a /etc/apt/sources.list.d/mozilla.list > /dev/null

# Configure APT to prioritize packages from the Mozilla repository
echo '
Package: *
Pin: origin packages.mozilla.org
Pin-Priority: 1000
' | sudo tee /etc/apt/preferences.d/mozilla

# Update your package list and install the Firefox Nightly .deb package:
sudo apt update && sudo apt install -y firefox

chocolatey:

choco install firefox

winget:

winget install -e --id Mozilla.Firefox

Advanced settings

Enter about:config in the location bar.

Compact mode

  • Set browser.compactmode.show to true

Full screen transition tweaks

Source:

  • Set full-screen-api.transition-duration.enter to 0 0
  • Set full-screen-api.transition-duration.leave to 0 0
  • Set full-screen-api.transition.timeout to 0
  • Set full-screen-api.warning.timeout to 0

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