--- a/browser/app/profile/firefox.js
+++ b/browser/app/profile/firefox.js
@@ -183,18 +183,16 @@ pref("browser.eme.ui.enabled", false);
 #endif
 
 // UI tour experience.
 pref("browser.uitour.enabled", true);
 pref("browser.uitour.loglevel", "Error");
 pref("browser.uitour.requireSecure", true);
 pref("browser.uitour.themeOrigin", "https://addons.mozilla.org/%LOCALE%/firefox/themes/");
 pref("browser.uitour.url", "https://www.mozilla.org/%LOCALE%/firefox/%VERSION%/tour/");
-// This is used as a regexp match against the page's URL.
-pref("browser.uitour.readerViewTrigger", "^https:\\/\\/www\\.mozilla\\.org\\/[^\\/]+\\/firefox\\/reading\\/start");
 // How long to show a Hearbeat survey (two hours, in seconds)
 pref("browser.uitour.surveyDuration", 7200);
 
 pref("browser.customizemode.tip0.shown", false);
 pref("browser.customizemode.tip0.learnMoreUrl", "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/customize");
 
 pref("keyword.enabled", true);
 pref("browser.fixup.domainwhitelist.localhost", true);

--- a/browser/base/content/browser.js
+++ b/browser/base/content/browser.js
@@ -4641,18 +4641,16 @@ var XULBrowserWindow = {
       URLBarSetURI(aLocationURI);
 
       BookmarkingUI.onLocationChange();
 
       gIdentityHandler.onLocationChange();
 
       SocialUI.updateState();
 
-      UITour.onLocationChange(location);
-
       gTabletModePageCounter.inc();
 
       // Utility functions for disabling find
       var shouldDisableFind = function(aDocument) {
         let docElt = aDocument.documentElement;
         return docElt && docElt.getAttribute("disablefastfind") == "true";
       }
 

--- a/browser/components/uitour/UITour.jsm
+++ b/browser/components/uitour/UITour.jsm
@@ -27,25 +27,22 @@ XPCOMUtils.defineLazyModuleGetter(this, 
 XPCOMUtils.defineLazyModuleGetter(this, "CustomizableUI",
   "resource:///modules/CustomizableUI.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "UITelemetry",
   "resource://gre/modules/UITelemetry.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "BrowserUITelemetry",
   "resource:///modules/BrowserUITelemetry.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils",
   "resource://gre/modules/PrivateBrowsingUtils.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "ReaderMode",
-  "resource://gre/modules/ReaderMode.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "ReaderParent",
   "resource:///modules/ReaderParent.jsm");
 
 // See LOG_LEVELS in Console.jsm. Common examples: "All", "Info", "Warn", & "Error".
 const PREF_LOG_LEVEL      = "browser.uitour.loglevel";
 const PREF_SEENPAGEIDS    = "browser.uitour.seenPageIDs";
-const PREF_READERVIEW_TRIGGER = "browser.uitour.readerViewTrigger";
 const PREF_SURVEY_DURATION = "browser.uitour.surveyDuration";
 
 const BACKGROUND_PAGE_ACTIONS_ALLOWED = new Set([
   "forceShowReaderIcon",
   "getConfiguration",
   "getTreatmentTag",
   "hideHighlight",
   "hideInfo",
@@ -292,33 +289,16 @@ this.UITour = {
       Services.prefs.clearUserPref(PREF_SEENPAGEIDS);
       return;
     }
 
     Services.prefs.setCharPref(PREF_SEENPAGEIDS,
                                JSON.stringify([...this.seenPageIDs]));
   },
 
-  get _readerViewTriggerRegEx() {
-    delete this._readerViewTriggerRegEx;
-    let readerViewUITourTrigger = Services.prefs.getCharPref(PREF_READERVIEW_TRIGGER);
-    return this._readerViewTriggerRegEx = new RegExp(readerViewUITourTrigger, "i");
-  },
-
-  onLocationChange(aLocation) {
-    // The ReaderView tour page is expected to run in Reader View,
-    // which disables JavaScript on the page. To get around that, we
-    // automatically start a pre-defined tour on page load (for hysterical
-    // raisins the ReaderView tour is known as "readinglist")
-    let originalUrl = ReaderMode.getOriginalUrl(aLocation);
-    if (this._readerViewTriggerRegEx.test(originalUrl)) {
-      this.startSubTour("readinglist");
-    }
-  },
-
   onPageEvent(aMessage, aEvent) {
     let browser = aMessage.target;
     let window = browser.ownerGlobal;
 
     // Does the window have tabs? We need to make sure since windowless browsers do
     // not have tabs.
     if (!window.gBrowser) {
       // When using windowless browsers we don't have a valid |window|. If that's the case,
@@ -1933,29 +1913,16 @@ this.UITour = {
     }.bind(this)).catch(err => {
       log.error(err);
       this.sendPageCallback(aMessageManager, aCallbackID, {
         targets: [],
       });
     });
   },
 
-  startSubTour(aFeature) {
-    if (aFeature != "string") {
-      log.error("startSubTour: No feature option specified");
-      return;
-    }
-
-    if (aFeature == "readinglist") {
-      ReaderParent.showReaderModeInfoPanel(browser);
-    } else {
-      log.error("startSubTour: Unknown feature option specified");
-    }
-  },
-
   addNavBarWidget(aTarget, aMessageManager, aCallbackID) {
     if (aTarget.node) {
       log.error("addNavBarWidget: can't add a widget already present:", aTarget);
       return;
     }
     if (!aTarget.allowAdd) {
       log.error("addNavBarWidget: not allowed to add this widget:", aTarget);
       return;