commit 726047a459acf9d8c26fcfdd72584f0196dd60ce Author: Matthew Finkel <Matthew.Finkel@gmail.com> Date: Fri Sep 27 19:37:42 2019 +0000 fixup! TB4: Tor Browser's Firefox preference overrides. Bug 15563 - Disable ServiceWorkers on all platforms --- browser/app/profile/000-tor-browser.js | 3 +++ 1 file changed, 3 insertions(+) diff --git a/browser/app/profile/000-tor-browser.js b/browser/app/profile/000-tor-browser.js index 09386d32a12c..1b936a3beb3d 100644 --- a/browser/app/profile/000-tor-browser.js +++ b/browser/app/profile/000-tor-browser.js @@ -119,6 +119,9 @@ pref("browser.pocket.api", ""); pref("browser.pocket.site", ""); pref("network.http.referer.hideOnionSource", true); +// Disable ServiceWorkers by default +pref("dom.serviceWorkers.enabled", false); + // Fingerprinting pref("webgl.disable-extensions", true); pref("webgl.disable-fail-if-major-performance-caveat", true);