Firefox

vacuum

for i in `find . -iname \*sqlite`; do echo " -- $i --"; ls -l $i; sqlite3 $i VACUUM; ls -l $i ; echo; done

... VACUUMs the Firefox database

Useful settings

browser.ml.chat.enabled false

browser.ml.linkPreview.enabled false

extensions.ml.enabled

... disables / turns off "AI" crap

browser.urlbar.trimURLs false

... disables trimming 'http' / 'https'

security.OCSP.require false

security.OCSP.enabled 0

... disables Online Certificate Status Protocol

keyword.enabled false

... disables short URL keyword guessing

network.proxy.socks_remote_dns true

... enables DNS lookups over SOCKS5 when using a proxy

network.prefetch-next false

... disables prefetch of unvisited links

browser.safebrowsing.enabled false

browser.safebrowsing.malware.enabled false

... disables safe browsing for privacy and speed

network.cookie.thirdparty.sessionOnly true

... expire third party cookies when Firefox closes

geo.enabled false

... disables geo location

network.dns.disablePrefetch true

network.dns.disablePrefetchFromHTTPS true

... disables DNS prefetch of unvisited sites

layout.spellcheckDefault 2

... enables spell check on all text boxes

Do not send any referer information to remote servers (N.B. breaks many sites)

network.http.sendRefererHeader 0

network.http.sendSecureXSiteReferrer false

... disables sending

general.useragent.override (about:config New->String)

... sets the UserAgent string

extensions.htmlaboutaddons.recommendations.enabled false

... disables addon recommendations

media.navigator.enabled false

... blocks websites from being able to track the microphone and camera status

media.peerconnection.enabled (WebRTC) false

... "this capability can also expose your real IP address through browser STUN requests, even if you are using a good VPN service"

privacy.resistFingerprinting true

privacy.trackingprotection.fingerprinting.enabled true

... makes Firefox more resistant to fingerprinting

privacy.trackingprotection.cryptomining.enabled true

... makes Firefox more resistant to cryptomining

browser.urlbar.maxRichResults 16

... sets the smart location bar’s sumber of suggestions