diff --git a/chat/content/otr-auth.js b/chat/content/otr-auth.js
index 1cd05edab6..bfd3fc3d46 100644
--- a/chat/content/otr-auth.js
+++ b/chat/content/otr-auth.js
@@ -89,10 +89,6 @@ var otrAuth = {
       return this.cancel();
     });
 
-    document.addEventListener("dialoghelp", () => {
-      return this.help();
-    });
-
     let context, theirs;
     switch (mode) {
       case "start":
@@ -201,13 +197,4 @@ var otrAuth = {
     }
     showSection(how);
   },
-
-  async help() {
-    let [helpTitle, helpText] = await document.l10n.formatValues([
-      { id: "auth-help-title" },
-      { id: "auth-help" },
-    ]);
-
-    Services.prompt.alert(window, helpTitle, helpText);
-  },
 };
diff --git a/chat/content/otr-auth.xhtml b/chat/content/otr-auth.xhtml
index e4ee2e4e1f..dd0b00316e 100644
--- a/chat/content/otr-auth.xhtml
+++ b/chat/content/otr-auth.xhtml
@@ -20,7 +20,7 @@
   <script defer="defer" src="chrome://chat/content/otr-auth.js"></script>
 </head>
 <html:body xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
-  <dialog buttons="accept,cancel,help"
+  <dialog buttons="accept,cancel"
           buttondisabledaccept="true"
           data-l10n-id="otr-auth"
           data-l10n-attrs="buttonlabelaccept">
diff --git a/mail/extensions/openpgp/content/ui/keyWizard.js b/mail/extensions/openpgp/content/ui/keyWizard.js
index b19d5e7488..ea023e711d 100644
--- a/mail/extensions/openpgp/content/ui/keyWizard.js
+++ b/mail/extensions/openpgp/content/ui/keyWizard.js
@@ -75,7 +75,7 @@ var syncl10n = new Localization(["messenger/openpgp/keyWizard.ftl"], true);
 
 // Dialog event listeners.
 document.addEventListener("dialogaccept", wizardContinue);
-document.addEventListener("dialoghelp", goBack);
+document.addEventListener("dialogextra1", goBack);
 document.addEventListener("dialogcancel", onClose);
 
 /**
@@ -247,8 +247,8 @@ function switchSection() {
       break;
   }
 
-  // Show the `Go Back` button.
-  kDialog.getButton("help").removeAttribute("hidden");
+  // Show the `Go back` button.
+  kDialog.getButton("extra1").hidden = false;
   resizeDialog();
 }
 
@@ -292,7 +292,7 @@ function goBack() {
  */
 function backToStart(event) {
   // Hide the `Go Back` button.
-  kDialog.getButton("help").setAttribute("hidden", true);
+  kDialog.getButton("extra1").hidden = true;
 
   // Enable the `Continue` button.
   kDialog.getButton("accept").removeAttribute("disabled");
@@ -939,8 +939,8 @@ async function openPgpImportStart() {
   // Show the successful final screen only if at least one key was imported.
   if (keyCount) {
     // Update the dialog buttons for the final stage.
-    kDialog.getButton("help").setAttribute("hidden", true);
-    kDialog.getButton("cancel").setAttribute("hidden", true);
+    kDialog.getButton("extra1").hidden = true;
+    kDialog.getButton("cancel").hidden = true;
 
     // Update the `Continue` button.
     document.l10n.setAttributes(
diff --git a/mail/extensions/openpgp/content/ui/keyWizard.xhtml b/mail/extensions/openpgp/content/ui/keyWizard.xhtml
index 74caa815d8..43fc9c8b7a 100644
--- a/mail/extensions/openpgp/content/ui/keyWizard.xhtml
+++ b/mail/extensions/openpgp/content/ui/keyWizard.xhtml
@@ -18,8 +18,8 @@
         lightweightthemes="true"
         style="width: 50em;">
 <dialog id="openPgpKeyWizardDialog"
-        data-l10n-id="key-wizard-button"
-        data-l10n-attrs="buttonlabelaccept, buttonlabelhelp"
+        data-l10n-id="key-wizard-dialog"
+        data-l10n-attrs="buttonlabelaccept,buttonlabelextra1"
         buttons="accept,cancel">
 
     <script src="chrome://openpgp/content/ui/enigmailCommon.js"/>
diff --git a/mail/locales/en-US/messenger/openpgp/keyWizard.ftl b/mail/locales/en-US/messenger/openpgp/keyWizard.ftl
index 74acca5cd5..05845e810c 100644
--- a/mail/locales/en-US/messenger/openpgp/keyWizard.ftl
+++ b/mail/locales/en-US/messenger/openpgp/keyWizard.ftl
@@ -6,9 +6,9 @@
 key-wizard-dialog-window =
     .title = Add a Personal OpenPGP Key for { $identity }
 
-key-wizard-button =
+key-wizard-dialog =
     .buttonlabelaccept = Continue
-    .buttonlabelhelp = Go back
+    .buttonlabelextra1 = Go back
 
 key-wizard-warning = <b>If you have an existing personal key</b> for this email address, you should import it. Otherwise you will not have access to your archives of encrypted emails, nor be able to read incoming encrypted emails from people who are still using your existing key.
 
diff --git a/mail/locales/en-US/messenger/otr/auth.ftl b/mail/locales/en-US/messenger/otr/auth.ftl
index f28056232c..9804b6dfed 100644
--- a/mail/locales/en-US/messenger/otr/auth.ftl
+++ b/mail/locales/en-US/messenger/otr/auth.ftl
@@ -18,9 +18,6 @@ auth-your-fp-value = Fingerprint for you, { $own_name }:
 #   $their_name (String) - the screen name of a chat contact
 auth-their-fp-value = Fingerprint for { $their_name }:
 
-auth-help = Verifying a contact’s identity helps ensure that the conversation is truly private, making it very difficult for a third party to eavesdrop or manipulate the conversation.
-auth-help-title = Verification help
-
 auth-question-received = This is the question asked by your contact:
 
 auth-yes =