--- a/browser/extensions/onboarding/content/onboarding.js
+++ b/browser/extensions/onboarding/content/onboarding.js
@@ -43,26 +43,26 @@ const PROMPT_COUNT_PREF = "browser.onboa
  **/
 var onboardingTourset = {
   "private": {
     id: "onboarding-tour-private-browsing",
     tourNameId: "onboarding.tour-private-browsing",
     getNotificationStrings(bundle) {
       return {
         title: bundle.GetStringFromName("onboarding.notification.onboarding-tour-private-browsing.title"),
-        message: bundle.GetStringFromName("onboarding.notification.onboarding-tour-private-browsing.message"),
+        message: bundle.GetStringFromName("onboarding.notification.onboarding-tour-private-browsing.message2"),
         button: bundle.GetStringFromName("onboarding.button.learnMore"),
       };
     },
     getPage(win) {
       let div = win.document.createElement("div");
       div.innerHTML = `
         <section class="onboarding-tour-description">
           <h1 data-l10n-id="onboarding.tour-private-browsing.title2"></h1>
-          <p data-l10n-id="onboarding.tour-private-browsing.description2"></p>
+          <p data-l10n-id="onboarding.tour-private-browsing.description3"></p>
         </section>
         <section class="onboarding-tour-content">
           <img src="resource://onboarding/img/figure_private.svg" role="presentation"/>
         </section>
         <aside class="onboarding-tour-button-container">
           <button id="onboarding-tour-private-browsing-button" class="onboarding-tour-action-button" data-l10n-id="onboarding.tour-private-browsing.button"></button>
         </aside>
       `;

--- a/browser/extensions/onboarding/locales/en-US/onboarding.properties
+++ b/browser/extensions/onboarding/locales/en-US/onboarding.properties
@@ -23,21 +23,21 @@ onboarding.tour-search.title2=Find it fa
 # Wikipedia and drop Amazon from the text.
 onboarding.tour-search.description2=Having a default search engine doesn’t mean it’s the only one you can use. Choose a search engine or a site, like Amazon or Wikipedia, right from the search box.
 onboarding.tour-search.button=Open One-Click Search
 onboarding.notification.onboarding-tour-search.title=Find it faster.
 onboarding.notification.onboarding-tour-search.message=Access all of your favorite search engines with a click. Search the whole Web or just one website right from the search box.
 
 onboarding.tour-private-browsing=Private Browsing
 onboarding.tour-private-browsing.title2=Browse by yourself.
-# LOCALIZATION NOTE(onboarding.tour-private-browsing.description2): %S is brandShortName.
-onboarding.tour-private-browsing.description2=Want to keep something to yourself? Use Private Browsing with Tracking Protection. When you close your session, %S clears search and browsing history.
+# LOCALIZATION NOTE(onboarding.tour-private-browsing.description3): This string will be used in the private-browsing tour description. %S is brandShortName.
+onboarding.tour-private-browsing.description3=Want to keep something to yourself? Use Private Browsing with Tracking Protection. %S will block online trackers while you browse and won’t remember your history after you’ve ended your session.
 onboarding.tour-private-browsing.button=Show Private Browsing in Menu
 onboarding.notification.onboarding-tour-private-browsing.title=Browse by yourself.
-onboarding.notification.onboarding-tour-private-browsing.message=There’s no reason to share your online life with trackers every time you browse. Want to keep something to yourself? Use Private Browsing with Tracking Protection.
+onboarding.notification.onboarding-tour-private-browsing.message2=Want to keep something to yourself? Use Private Browsing with Tracking Protection.
 
 onboarding.tour-addons=Add-ons
 onboarding.tour-addons.title2=Get more done.
 # LOCALIZATION NOTE(onboarding.tour-addons.description2): This string will be used in the add-on tour description. %S is brandShortName
 onboarding.tour-addons.description2=Add-ons let you add features to %S, so your browser works harder for you. Compare prices, check the weather or express your personality with a custom theme.
 onboarding.tour-addons.button=Show Add-ons in Menu
 onboarding.notification.onboarding-tour-addons.title=Get more done.
 # LOCALIZATION NOTE(onboarding.notification.onboarding-tour-addons.message): This string will be used in the notification message for the add-ons tour. %S is brandShortName.