Disable daily usage ping

Author: pyllyukko

README.md

@@ -254,6 +254,7 @@ Disable Firefox integrated metrics/reporting/experiments, disable potentially in
 * Disable WebIDE [ [1](https://trac.torproject.org/projects/tor/ticket/16222) [2](https://developer.mozilla.org/docs/Tools/WebIDE) ]
 * Disable remote debugging [ [1](https://developer.mozilla.org/docs/Tools/Remote_Debugging/Debugging_Firefox_Desktop) [2](https://developer.mozilla.org/docs/Tools/Tools_Toolbox#Advanced_settings) ]
 * Disable Mozilla telemetry/experiments [ [1](https://wiki.mozilla.org/Platform/Features/Telemetry) [2](https://wiki.mozilla.org/Privacy/Reviews/Telemetry) [3](https://wiki.mozilla.org/Telemetry) [4](https://www.mozilla.org/en-US/legal/privacy/firefox.html#telemetry) [5](https://support.mozilla.org/t5/Firefox-crashes/Mozilla-Crash-Reporter/ta-p/1715) [6](https://wiki.mozilla.org/Security/Reviews/Firefox6/ReviewNotes/telemetry) [7](https://gecko.readthedocs.io/en/latest/browser/experiments/experiments/manifest.html) [8](https://wiki.mozilla.org/Telemetry/Experiments) [9](https://support.mozilla.org/en-US/questions/1197144) [10](https://firefox-source-docs.mozilla.org/toolkit/components/telemetry/telemetry/internals/preferences.html#id1) ]
+* Disable daily usage ping [ [1](https://support.mozilla.org/1/firefox/140.2.0/Linux/en-US/usage-ping-settings) ]
 * Disallow Necko to do A/B testing [ [1](https://trac.torproject.org/projects/tor/ticket/13170) ]
 * Disable sending Firefox crash reports to Mozilla servers [ [1](https://wiki.mozilla.org/Breakpad) [2](https://kb.mozillazine.org/Breakpad) [3](https://dxr.mozilla.org/mozilla-central/source/toolkit/crashreporter) [4](https://bugzilla.mozilla.org/show_bug.cgi?id=411490) ]
 * Disable sending reports of tab crashes to Mozilla (about:tabcrashed), don't nag user about unsent crash reports [ [1](https://hg.mozilla.org/mozilla-central/file/tip/browser/app/profile/firefox.js) ]

user.js

@@ -494,6 +494,10 @@ user_pref("experiments.supported",				false);
 user_pref("experiments.enabled",				false);
 user_pref("experiments.manifest.uri",				"");
 
+// PREF: Disable daily usage ping
+// https://support.mozilla.org/1/firefox/140.2.0/Linux/en-US/usage-ping-settings
+user_pref("datareporting.usage.uploadEnabled",			false);
+
 // PREF: Disallow Necko to do A/B testing
 // https://trac.torproject.org/projects/tor/ticket/13170
 user_pref("network.allow-experiments",				false);