diff --git a/frontend_tests/node_tests/common.js b/frontend_tests/node_tests/common.js
index 02ba05a7f7..ab992e5d58 100644
--- a/frontend_tests/node_tests/common.js
+++ b/frontend_tests/node_tests/common.js
@@ -100,6 +100,7 @@ run_test("adjust_mac_shortcuts mac non-defaults", ({override}) => {
         ["PgUp", "↑"],
         ["PgDn", "↓"],
         ["Ctrl", "⌘"],
+        ["Alt", "⌘"],
         ["X + Shift", "X + Shift"],
         ["⌘ + Return", "⌘ + Return"],
         ["Enter or Backspace", "Enter or Backspace"],
@@ -157,6 +158,7 @@ run_test("adjust_mac_shortcuts mac defaults", ({override}) => {
         ["PgUp", "↑"],
         ["PgDn", "↓"],
         ["Ctrl", "⌘"],
+        ["Alt", "⌘"],
         ["[", "["],
         ["X", "X"],
     ]);
diff --git a/static/js/common.ts b/static/js/common.ts
index 8ba64886b0..a3b4b34db8 100644
--- a/static/js/common.ts
+++ b/static/js/common.ts
@@ -61,6 +61,7 @@ export function adjust_mac_shortcuts(key_elem_class: string, kbd_elem = true): v
         ["PgUp", "↑"],
         ["PgDn", "↓"],
         ["Ctrl", "⌘"],
+        ["Alt", "⌘"],
     ]);
 
     const fn_shortcuts = new Set(["Home", "End", "PgUp", "PgDn"]);
diff --git a/static/templates/keyboard_shortcuts.hbs b/static/templates/keyboard_shortcuts.hbs
index 1c12822e75..619d979e0e 100644
--- a/static/templates/keyboard_shortcuts.hbs
+++ b/static/templates/keyboard_shortcuts.hbs
@@ -101,6 +101,14 @@
                     <td class="definition">{{t 'First message' }}</td>
                     <td><span class="hotkey"><kbd>Home</kbd></span></td>
                 </tr>
+                <tr>
+                    <td class="definition">{{t 'Go back through viewing history' }}</td>
+                    <td><span class="hotkey"><kbd>Alt</kbd> + <kbd class="arrow-key">←</kbd></span></td>
+                </tr>
+                <tr>
+                    <td class="definition">{{t 'Go forward through viewing history' }}</td>
+                    <td><span class="hotkey"><kbd>Alt</kbd> + <kbd class="arrow-key">→</kbd></span></td>
+                </tr>
             </table>
         </div>
         <div>
diff --git a/templates/zerver/help/keyboard-shortcuts.md b/templates/zerver/help/keyboard-shortcuts.md
index 53d343247a..ed29eb54a7 100644
--- a/templates/zerver/help/keyboard-shortcuts.md
+++ b/templates/zerver/help/keyboard-shortcuts.md
@@ -67,6 +67,10 @@ below, and add more to your repertoire as needed.
 
 * **Scroll down**: `PgDn`, `J`, or `Spacebar`
 
+* **Go back through viewing history**: `Alt` + `←`
+
+* **Go forward through viewing history**: `Alt` + `→`
+
 ## Narrowing
 
 * **Narrow to next unread topic**: `n`