итого

user_pref("extensions.systemAddon.update.url", "");
user_pref("extensions.systemAddon.update.enabled", false);

user_pref("toolkit.telemetry.enabled", false);
user_pref("toolkit.identity.enabled", false);
user_pref("toolkit.crashreporter.infoURL", "");    
user_pref("toolkit.telemetry.infoURL", "");        
user_pref("toolkit.telemetry.rejected", true);
user_pref("toolkit.telemetry.unified", false);
user_pref("toolkit.telemetry.server", "");
user_pref("toolkit.telemetry.cachedClientID", "");
user_pref("toolkit.telemetry.archive.enabled", false);

user_pref("network.allow-experiments", false);
user_pref("experiments.supported", false);
user_pref("experiments.enabled", false);
user_pref("experiments.activeExperiment", false);
user_pref("experiments.manifest.uri", "");

user_pref("browser.selfsupport.url", "");
user_pref("browser.tabs.crashReporting.sendReport", false);
user_pref("security.ssl.errorReporting.enabled", false);
user_pref("datareporting.healthreport.uploadEnabled", false);
user_pref("datareporting.healthreport.service.enabled", false);
user_pref("datareporting.healthreport.logging.consoleEnabled", false);
user_pref("datareporting.policy.dataSubmissionEnabled", false);
user_pref("datareporting.policy.dataSubmissionEnabled.v2", false);
user_pref("dom.ipc.plugins.flash.subprocess.crashreporter.enabled", false);
user_pref("dom.ipc.plugins.reportCrashURL", false);