diff --git a/.config/mozilla/firefox/user.js b/.config/mozilla/firefox/user.js
new file mode 100644
index 0000000..c38ba43
--- /dev/null
+++ b/.config/mozilla/firefox/user.js
@@ -0,0 +1,32 @@
+// Mozilla User Preferences
+
+user_pref("alerts.showFavicons", true);
+user_pref("extensions.pocket.enabled", false);
+user_pref("layers.acceleration.force-enabled", true);
+user_pref("layers.progressive-paint", true);
+user_pref("lightweightThemes.persisted.headerURL", false);
+user_pref("lightweightThemes.usedThemes", "[]");
+user_pref("media.autoplay.allow-muted", false);
+user_pref("media.autoplay.block-event.enabled", true);
+user_pref("media.autoplay.block-webaudio", true);
+user_pref("media.eme.vp9-in-mp4.enabled", true);
+user_pref("media.ffmpeg.low-latency.enabled", true);
+user_pref("media.getusermedia.audiocapture.enabled", true);
+user_pref("media.getusermedia.browser.enabled", true);
+user_pref("media.gmp.decoder.enabled", true);
+user_pref("media.hardware-video-decoding.force-enabled", true);
+user_pref("media.mediasource.experimental.enabled", true);
+user_pref("media.peerconnection.default_iceservers", "[{\"urls\": [\"stun:stun.services.mozilla.com\",\"stun:stun.l.google.com:19302\",\"stun:stun.schlund.de\",\"stun:stunserver.org\"]}]");
+user_pref("media.peerconnection.video.denoising", true);
+user_pref("media.peerconnection.video.vp9_preferred", true);
+user_pref("media.useAudioChannelAPI", true);
+user_pref("network.IDN_show_punycode", true);
+user_pref("network.cookie.cookieBehavior", 3);
+user_pref("network.dns.disablePrefetch", true);
+user_pref("network.http.accept-encoding", "gzip, deflate, br");
+user_pref("network.http.speculative-parallel-limit", 0);
+user_pref("network.predictor.enabled", false);
+user_pref("network.prefetch-next", false);
+user_pref("pdfjs.enableWebGL", true);
+user_pref("security.cert_pinning.enforcement_level", 2);
+user_pref("webgl.force-enabled", true);