diff --git a/app/src/main/java/org/thoughtcrime/securesms/avatar/AvatarImage.kt b/app/src/main/java/org/thoughtcrime/securesms/avatar/AvatarImage.kt
index 20fb043c43..07a32c3f4f 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/avatar/AvatarImage.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/avatar/AvatarImage.kt
@@ -26,7 +26,8 @@ import org.thoughtcrime.securesms.util.NameUtil
 fun AvatarImage(
   recipient: Recipient,
   modifier: Modifier = Modifier,
-  useProfile: Boolean = true
+  useProfile: Boolean = true,
+  contentDescription: String? = null
 ) {
   if (LocalInspectionMode.current) {
     Spacer(
@@ -38,7 +39,11 @@ fun AvatarImage(
     val state = recipient.live().liveData.map { AvatarImageState(NameUtil.getAbbreviation(it.getDisplayName(context)), it, AvatarHelper.getAvatarFileDetails(context, it.id)) }.observeAsState().value ?: return
 
     AndroidView(
-      factory = ::AvatarImageView,
+      factory = {
+        AvatarImageView(context).apply {
+          this.contentDescription = contentDescription
+        }
+      },
       modifier = modifier.background(color = Color.Transparent, shape = CircleShape)
     ) {
       if (useProfile) {
diff --git a/app/src/main/java/org/thoughtcrime/securesms/groups/ui/incommon/GroupsInCommonActivity.kt b/app/src/main/java/org/thoughtcrime/securesms/groups/ui/incommon/GroupsInCommonActivity.kt
index eb09a90d3c..6b55a7ac48 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/groups/ui/incommon/GroupsInCommonActivity.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/groups/ui/incommon/GroupsInCommonActivity.kt
@@ -37,6 +37,7 @@ import androidx.compose.ui.input.nestedscroll.nestedScroll
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.pluralStringResource
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import org.signal.core.ui.compose.Previews
@@ -158,6 +159,7 @@ private fun TopAppBar(
     title = pluralStringResource(R.plurals.GroupsInCommon__n_groups_in_common_title, groupCount, NumberFormat.getInstance().format(groupCount)),
     titleContent = { _, title -> Text(text = title, style = MaterialTheme.typography.titleLarge) },
     navigationIconPainter = painterResource(R.drawable.symbol_arrow_start_24),
+    navigationContentDescription = stringResource(R.string.DefaultTopAppBar__navigate_up_content_description),
     onNavigationClick = onBackPress,
     scrollBehavior = scrollBehavior
   )
diff --git a/app/src/main/java/org/thoughtcrime/securesms/main/MainFloatingActionButtons.kt b/app/src/main/java/org/thoughtcrime/securesms/main/MainFloatingActionButtons.kt
index b207d5b217..14708f14cd 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/main/MainFloatingActionButtons.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/main/MainFloatingActionButtons.kt
@@ -32,6 +32,7 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.shadow
 import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.platform.LocalDensity
+import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.res.vectorResource
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.dp
@@ -182,15 +183,15 @@ private fun PrimaryActionButton(
     shadowElevation = elevation,
     icon = {
       AnimatedContent(destination) { targetState ->
-        val icon = when (targetState) {
-          MainNavigationListLocation.CHATS -> R.drawable.symbol_edit_24
-          MainNavigationListLocation.CALLS -> R.drawable.symbol_phone_plus_24
-          MainNavigationListLocation.STORIES -> R.drawable.symbol_camera_24
+        val (icon, contentDescriptionId) = when (targetState) {
+          MainNavigationListLocation.CHATS -> R.drawable.symbol_edit_24 to R.string.conversation_list_fragment__fab_content_description
+          MainNavigationListLocation.CALLS -> R.drawable.symbol_phone_plus_24 to R.string.CallLogFragment__start_a_new_call
+          MainNavigationListLocation.STORIES -> R.drawable.symbol_camera_24 to R.string.conversation_list_fragment__open_camera_description
         }
 
         Icon(
           imageVector = ImageVector.vectorResource(icon),
-          contentDescription = ""
+          contentDescription = stringResource(contentDescriptionId)
         )
       }
     }
@@ -209,7 +210,7 @@ private fun CameraButton(
     icon = {
       Icon(
         imageVector = ImageVector.vectorResource(R.drawable.symbol_camera_24),
-        contentDescription = ""
+        contentDescription = stringResource(R.string.conversation_list_fragment__open_camera_description)
       )
     },
     colors = colors,
diff --git a/app/src/main/java/org/thoughtcrime/securesms/main/MainToolbar.kt b/app/src/main/java/org/thoughtcrime/securesms/main/MainToolbar.kt
index b6f85565bb..c966820bb3 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/main/MainToolbar.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/main/MainToolbar.kt
@@ -63,6 +63,8 @@ import androidx.compose.ui.res.dimensionResource
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.res.vectorResource
+import androidx.compose.ui.semantics.contentDescription
+import androidx.compose.ui.semantics.semantics
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.unit.dp
 import org.signal.core.ui.compose.DropdownMenus
@@ -317,6 +319,7 @@ private fun PrimaryToolbar(
       containerColor = state.toolbarColor ?: MaterialTheme.colorScheme.surface
     ),
     navigationIcon = {
+      val contentDescription = stringResource(R.string.conversation_list_settings_shortcut)
       Box(
         contentAlignment = Alignment.Center,
         modifier = Modifier
@@ -327,7 +330,8 @@ private fun PrimaryToolbar(
           recipient = state.self,
           modifier = Modifier
             .clip(CircleShape)
-            .size(28.dp)
+            .size(28.dp),
+          contentDescription = contentDescription
         )
 
         val interactionSource = remember { MutableInteractionSource() }
@@ -336,10 +340,12 @@ private fun PrimaryToolbar(
             .fillMaxSize()
             .clickable(
               onClick = callback::onSettingsClick,
-              onClickLabel = stringResource(R.string.conversation_list_settings_shortcut),
               interactionSource = interactionSource,
               indication = ripple(radius = 14.dp)
             )
+            .semantics {
+              this.contentDescription = contentDescription
+            }
         )
 
         BadgeImageSmall(
diff --git a/app/src/main/java/org/thoughtcrime/securesms/registration/ui/countrycode/CountryCodeSelectScreen.kt b/app/src/main/java/org/thoughtcrime/securesms/registration/ui/countrycode/CountryCodeSelectScreen.kt
index 1cfd96bb1d..db204b6254 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/registration/ui/countrycode/CountryCodeSelectScreen.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/registration/ui/countrycode/CountryCodeSelectScreen.kt
@@ -78,7 +78,8 @@ fun CountryCodeSelectScreen(
           Text(text = title, style = MaterialTheme.typography.titleLarge)
         },
         onNavigationClick = onDismissed,
-        navigationIconPainter = rememberVectorPainter(ImageVector.vectorResource(R.drawable.symbol_x_24))
+        navigationIconPainter = rememberVectorPainter(ImageVector.vectorResource(R.drawable.symbol_x_24)),
+        navigationContentDescription = stringResource(R.string.Material3SearchToolbar__close)
       )
     }
   ) { padding ->
diff --git a/app/src/main/java/org/thoughtcrime/securesms/stickers/StickerManagementActivityV2.kt b/app/src/main/java/org/thoughtcrime/securesms/stickers/StickerManagementActivityV2.kt
index ecb10e59e5..d4aa96702b 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/stickers/StickerManagementActivityV2.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/stickers/StickerManagementActivityV2.kt
@@ -243,6 +243,7 @@ private fun TopAppBar(
     title = stringResource(R.string.StickerManagementActivity_stickers),
     titleContent = { _, title -> Text(text = title, style = MaterialTheme.typography.titleLarge) },
     navigationIconPainter = painterResource(R.drawable.symbol_arrow_start_24),
+    navigationContentDescription = stringResource(R.string.DefaultTopAppBar__navigate_up_content_description),
     onNavigationClick = onBackPress
   )
 }
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index b5e5f9ce78..4bbe909cfe 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -8463,5 +8463,8 @@
     <!-- Accessibility label for more options button in MainToolbar -->
     <string name="MainToolbar__proxy_content_description">Proxy</string>
 
+    <!-- Accessibility label for a button displayed in the toolbar to return to the previous screen. -->
+    <string name="DefaultTopAppBar__navigate_up_content_description">Navigate up</string>
+
     <!-- EOF -->
 </resources>