user.js

NARGA customized preferences to Enhance Firefox Productivity - user.js

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This is personaly NARGA Firefox's tweaks which focusing on debloated, speed, performance UI/UX, and more to enhance Firefox's productivity with some tweaks, disabling or removing unnecessary features, component, bloatware as well.

Unlike other similar projects, I built it by myself with my opinions, so may be all of these configuration is not best for you.

So, most important of all: use your brain, don't just copy & past

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Installation

• Copy then past the user.js file into your Firefox's profile folder (you can find the path of your profile folder via about:support).
• Restart your firefox to apply these tweaks.

TODO

• Arrange tweaks, settings in category with notes.
• Focusing on perfomance and privacy/security

Source to know

Here are some resource that I've using in this collection of tweaks.

• pyllyukko's user.js
• firefox-debloat
• There are a lot of user.js with multi purpose goals, I recommend compare-user.js to get the best settings for your user.js file.
• To start a fresh new Firefox profile, why don't you trying profile-maker to create Firefox profile with good defaults.

What does it do?

Here are some of the highlights from each category. For a full list of settings and references, check the user.js file itself.

Firefox features

• Remove DRM media playback (Encrypted Media Extensions - EME)
• Disable Firefox Hello
• Disable Pocket intergration
• Disable built-in PDF viewer
• Disable HTML5 DOM local storage
• Enabled IndexedDB
• Disable Speed recognition
• Disable getUserMedia screen sharing
• Diasble sensor API
• Disable HTML5 pings
• Disable gamepad input
• Disable virtual devices
• Disable web notification services
• Disable webGL
• Disable face detection
• Disable Gnome Shell Integration
• Enable Click to Play feature
• Disable SVG OpenType fonts rendering ability
• Disable Share feature
• Disable "Snippets" (Mozilla content shown on about:home screen)

Network Performance

• Enable Pipelining
• Tweak content timer-based reflows
• Decrease the waiting time before first displaying the page (default 250)
• Disable link prefetching
• Improve page load time by performing overhead for connections
• Enable Search suggestions
• Disable SSDP
• Disable support openh264 codec for peer-to-peer video when disable Hello
• Stop predictive connections to sites when the user hovers their mouse over thumbnails on the New Tab Page
• Disable Auto-update checking

Firefox Performance

• Relocate cache to RAM
• Enabled HTTP Cache to get rid of most UI lags and other browser slowness issues
• Show full URLs in the address bar
• Get rid of the useless/redundant "Visit (site)" and "(keyword) - search with (engine)" dropdown in the URL bar (since FF43)
• Load searches from right-click context menu in background tab
• Remove "(site) is now fullscreen" nag message
• Disable tab animation
• Prevent sites from disabling the default right-click menu
• Prevent sites/popups from messing with certain UI elements
• De-crap new tab page, get rid of "directory tiles" ads
• Disable (broken) auto-scrolling via middle-click

Privacy & Security

• Disable Google Safe Browsing
• Disable Block Reported Attack Sites
• Disable Safe Browsing remote lookups fore downloaded files.
• Stop Firefox stats collecting
• Disable Telemetry
• Enable Tracking Protection
• Prevent WebRTC leaks real IP
• Disable Gelocation & Geotargeting detect
• Don't reveal internal IP
• Stop getUserMedia
• Disable sending of the health report
• Disable New Tab tile ads & preload
• Disable Heartbeat

Development Tool

• Enable eyedropper
• Use dark theme

Plugins & Extensions

• Allow install unsigned addons
• Disable plugins & addons phone-home
• Opt-out of add-on metadata updates
• Update addons automatically
• Enable blocked addons
• Disable flash and get rid of missing flash plugin