diff --git a/app/src/main/java/org/thoughtcrime/securesms/conversation/ConversationParentFragment.java b/app/src/main/java/org/thoughtcrime/securesms/conversation/ConversationParentFragment.java
index 8128b416f7..784d1093d6 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/conversation/ConversationParentFragment.java
+++ b/app/src/main/java/org/thoughtcrime/securesms/conversation/ConversationParentFragment.java
@@ -2102,7 +2102,7 @@ public class ConversationParentFragment extends Fragment
   protected void initializeActionBar() {
     invalidateOptionsMenu();
     toolbar.setOnMenuItemClickListener(menuProvider::onMenuItemSelected);
-
+    toolbar.setNavigationContentDescription(R.string.ConversationFragment__content_description_back_button);
     if (isInBubble()) {
       toolbar.setNavigationIcon(DrawableUtil.tint(ContextUtil.requireDrawable(requireContext(), R.drawable.ic_notification),
                                                   ContextCompat.getColor(requireContext(), R.color.signal_accent_primary)));
diff --git a/app/src/main/java/org/thoughtcrime/securesms/conversation/v2/ConversationFragment.kt b/app/src/main/java/org/thoughtcrime/securesms/conversation/v2/ConversationFragment.kt
index 2355b5c11b..0b8aad3f80 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/conversation/v2/ConversationFragment.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/conversation/v2/ConversationFragment.kt
@@ -497,6 +497,7 @@ class ConversationFragment : LoggingFragment(R.layout.v2_conversation_fragment)
 
   private fun presentNavigationIconForNormal() {
     binding.toolbar.setNavigationIcon(R.drawable.ic_arrow_left_24)
+    binding.toolbar.setNavigationContentDescription(R.string.ConversationFragment__content_description_back_button)
     binding.toolbar.setNavigationOnClickListener {
       requireActivity().finishAfterTransition()
     }
@@ -508,6 +509,8 @@ class ConversationFragment : LoggingFragment(R.layout.v2_conversation_fragment)
       ContextCompat.getColor(requireContext(), R.color.signal_accent_primary)
     )
 
+    binding.toolbar.setNavigationContentDescription(R.string.ConversationFragment__content_description_launch_signal_button)
+
     binding.toolbar.setNavigationOnClickListener {
       startActivity(MainActivity.clearTop(requireContext()))
     }
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index e9750015b8..201fd9389b 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -499,6 +499,10 @@
     <string name="ConversationFragment__update_build">Update Signal</string>
     <!-- Action shown to allow a user to re-register as they are no longer registered -->
     <string name="ConversationFragment__reregister_signal">Re-register Signal</string>
+    <!-- Label for a button displayed in the conversation toolbar to return to the previous screen. -->
+    <string name="ConversationFragment__content_description_back_button">Navigate back.</string>
+    <!-- Label for a button displayed in the conversation toolbar to open the main screen of the app. -->
+    <string name="ConversationFragment__content_description_launch_signal_button">Open Signal</string>
     <!-- Label for a button displayed in conversation list to clear the chat filter -->
     <string name="ConversationListFragment__clear_filter">Clear filter</string>
     <!-- Notice on chat list when no unread chats are available, centered on display -->
@@ -6114,5 +6118,6 @@
     <!-- Body of a dialog that is displayed when we experienced a network error when looking up a username. -->
     <string name="UsernameLinkSettings_qr_result_network_error">Experienced a network error. Please try again.</string>
 
+
     <!-- EOF -->
 </resources>