diff --git a/app/src/main/kotlin/org/libremail/ui/settings/SettingsScreen.kt b/app/src/main/kotlin/org/libremail/ui/settings/SettingsScreen.kt
index da70170..9a7cdd8 100644
--- a/app/src/main/kotlin/org/libremail/ui/settings/SettingsScreen.kt
+++ b/app/src/main/kotlin/org/libremail/ui/settings/SettingsScreen.kt
@@ -132,41 +132,6 @@ fun SettingsScreen(
             ClickRow(title = stringResource(R.string.settings_add_account), onClick = onAddAccount)
             HorizontalDivider()
 
-            SectionHeader(stringResource(R.string.settings_notifications))
-            SwitchRow(
-                title = stringResource(R.string.settings_new_mail),
-                checked = settings.newMailNotifications,
-                onCheckedChange = viewModel::setNewMailNotifications,
-                subtitle = stringResource(R.string.settings_new_mail_summary),
-            )
-            HorizontalDivider()
-
-            SectionHeader(stringResource(R.string.settings_contacts))
-            ContactAutocompleteRow(
-                state = contactsState,
-                onClick = {
-                    when (contactsState) {
-                        // Already on: send to system settings, the only place to turn it back off.
-                        ContactPermissionState.GRANTED ->
-                            runCatching { context.startActivity(viewModel.contactsSettingsIntent()) }
-                        // Re-requestable in-app: explain first (#128), then launch the system dialog.
-                        ContactPermissionState.DENIED -> showContactsRationale = true
-                        // Permanently denied: an in-app request is a no-op, so deep-link to settings.
-                        ContactPermissionState.BLOCKED -> showContactsBlocked = true
-                    }
-                },
-            )
-            HorizontalDivider()
-
-            SectionHeader(stringResource(R.string.settings_appearance))
-            SwitchRow(
-                title = stringResource(R.string.settings_dynamic_color),
-                checked = settings.dynamicColor,
-                onCheckedChange = viewModel::setDynamicColor,
-                subtitle = stringResource(R.string.settings_dynamic_color_summary),
-            )
-            HorizontalDivider()
-
             SectionHeader(stringResource(R.string.settings_downloading))
             RadioRow(
                 title = stringResource(R.string.fetch_always),
@@ -188,11 +153,35 @@ fun SettingsScreen(
             )
             HorizontalDivider()
 
-            SectionHeader(stringResource(R.string.settings_diagnostics))
-            ClickRow(
-                title = stringResource(R.string.settings_report_problem),
-                subtitle = stringResource(R.string.settings_report_problem_summary),
-                onClick = onReportProblem,
+            SectionHeader(stringResource(R.string.settings_contacts))
+            ContactAutocompleteRow(
+                state = contactsState,
+                onClick = {
+                    when (contactsState) {
+                        // Already on: send to system settings, the only place to turn it back off.
+                        ContactPermissionState.GRANTED ->
+                            runCatching { context.startActivity(viewModel.contactsSettingsIntent()) }
+                        // Re-requestable in-app: explain first (#128), then launch the system dialog.
+                        ContactPermissionState.DENIED -> showContactsRationale = true
+                        // Permanently denied: an in-app request is a no-op, so deep-link to settings.
+                        ContactPermissionState.BLOCKED -> showContactsBlocked = true
+                    }
+                },
+            )
+            HorizontalDivider()
+
+            SectionHeader(stringResource(R.string.settings_appearance))
+            Text(
+                text = stringResource(R.string.settings_appearance_summary),
+                style = MaterialTheme.typography.bodySmall,
+                color = MaterialTheme.colorScheme.onSurfaceVariant,
+                modifier = Modifier.padding(horizontal = 16.dp),
+            )
+            SwitchRow(
+                title = stringResource(R.string.settings_dynamic_color),
+                checked = settings.dynamicColor,
+                onCheckedChange = viewModel::setDynamicColor,
+                subtitle = stringResource(R.string.settings_dynamic_color_summary),
             )
             HorizontalDivider()
 
@@ -205,6 +194,15 @@ fun SettingsScreen(
             )
             HorizontalDivider()
 
+            SectionHeader(stringResource(R.string.settings_notifications))
+            SwitchRow(
+                title = stringResource(R.string.settings_new_mail),
+                checked = settings.newMailNotifications,
+                onCheckedChange = viewModel::setNewMailNotifications,
+                subtitle = stringResource(R.string.settings_new_mail_summary),
+            )
+            HorizontalDivider()
+
             // Global device-only retention default (issue #13); accounts may override it.
             RetentionSection(
                 count = settings.retentionCount,
@@ -215,6 +213,15 @@ fun SettingsScreen(
             )
             HorizontalDivider()
 
+            // Standalone trailing action, no section header — matches AccountSettingsScreen's
+            // "Remove account" row; self-explanatory as the last item in the list (#158).
+            ClickRow(
+                title = stringResource(R.string.settings_report_problem),
+                subtitle = stringResource(R.string.settings_report_problem_summary),
+                onClick = onReportProblem,
+            )
+            HorizontalDivider()
+
             AdvancedHeader(expanded = advancedExpanded, onToggle = viewModel::toggleAdvanced)
             AnimatedVisibility(visible = advancedExpanded) {
                 Column {
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 5f85910..976335b 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -224,13 +224,13 @@
     <string name="fetch_on_demand">Always on-demand</string>
     <string name="fetch_on_demand_summary">Sync only message headers; download a message\'s content when you open it.</string>
     <string name="settings_notifications">Notifications</string>
-    <string name="settings_new_mail">New-mail notifications</string>
+    <string name="settings_new_mail">New mail notifications</string>
     <string name="settings_new_mail_summary">Show a notification when new mail arrives</string>
     <string name="settings_no_accounts">No accounts yet</string>
     <string name="account_remove">Remove account</string>
 
     <!-- Backup -->
-    <string name="settings_backup">Backup</string>
+    <string name="settings_backup">Settings Backup</string>
     <string name="settings_backup_include">Include settings in Android Backup</string>
     <string name="settings_backup_include_summary">Let Android back up your LibreMail preferences (Google Auto Backup) so they restore when you set up a new device. Your mail, accounts, passwords, and encryption keys are never backed up — only app settings. Off by default; uses Google infrastructure.</string>
 
@@ -278,6 +278,7 @@
     <string name="settings_account_system_notif">Sound &amp; vibration</string>
     <string name="settings_account_system_notif_summary">Manage sound, vibration, and importance in Android settings</string>
     <string name="settings_appearance">Appearance</string>
+    <string name="settings_appearance_summary">Match device theme\nMaterial You theming (Android 12+)</string>
     <string name="settings_dynamic_color">Use wallpaper colors</string>
     <string name="settings_dynamic_color_summary">Material You dynamic theming (Android 12+)</string>
     <string name="settings_add_account">Add account</string>
@@ -319,7 +320,6 @@
     <string name="settings_contacts_open_settings">Open settings</string>
 
     <!-- Diagnostics / debug reporting -->
-    <string name="settings_diagnostics">Diagnostics</string>
     <string name="settings_report_problem">Report a problem</string>
     <string name="settings_report_problem_summary">Capture diagnostics you can review and optionally send</string>
     <string name="reports_title">Problem reports</string>