diff --git a/Corona-Warn-App/src/main/AndroidManifest.xml b/Corona-Warn-App/src/main/AndroidManifest.xml
index e058ffe9572563a9836bc3a95bbd28d58ef59c67..f7f4cc3eef5107e5ab6ff333ecde6950b9bc5615 100644
--- a/Corona-Warn-App/src/main/AndroidManifest.xml
+++ b/Corona-Warn-App/src/main/AndroidManifest.xml
@@ -81,6 +81,7 @@
             android:exported="false"
             android:screenOrientation="portrait"
             android:launchMode="singleTop"
+            android:label="@string/empty_string_to_avoid_toolbar_announcement"
             android:theme="@style/AppTheme.ContactDiary"
             android:windowSoftInputMode="adjustResize" />
 
diff --git a/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/contactdiary/ui/day/ContactDiaryDayViewModel.kt b/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/contactdiary/ui/day/ContactDiaryDayViewModel.kt
index 82b5775e5401e38f438399d8944f5e08b2417021..8f7cd9cc526fe839e26f3ecf37bb20e58fb897c0 100644
--- a/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/contactdiary/ui/day/ContactDiaryDayViewModel.kt
+++ b/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/contactdiary/ui/day/ContactDiaryDayViewModel.kt
@@ -4,6 +4,7 @@ import android.content.Context
 import androidx.lifecycle.asLiveData
 import com.squareup.inject.assisted.Assisted
 import com.squareup.inject.assisted.AssistedInject
+import de.rki.coronawarnapp.R
 import de.rki.coronawarnapp.contactdiary.ui.day.tabs.ContactDiaryDayTab
 import de.rki.coronawarnapp.contactdiary.util.getLocale
 import de.rki.coronawarnapp.contactdiary.util.toFormattedDay
@@ -27,7 +28,8 @@ class ContactDiaryDayViewModel @AssistedInject constructor(
     val uiState = displayedDay.map { day ->
         UIState(
             dayText = { day.toFormattedDay(it.getLocale()) },
-            dayTextContentDescription = { day.toFormattedDayForAccessibility(it.getLocale()) })
+            dayTextContentDescription = { day.toFormattedDayForAccessibility(it.getLocale()) +
+                it.getString(R.string.accessibility_day_view_header) })
     }.asLiveData()
 
     fun onCreateButtonClicked(activeTab: ContactDiaryDayTab) {
diff --git a/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/calendar/CalendarCalculation.kt b/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/calendar/CalendarCalculation.kt
index a78f20525bdfb4c195b4115250264cbb3c27e248..e018b011f886fe150059fd3f236a7b0b41083c30 100644
--- a/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/calendar/CalendarCalculation.kt
+++ b/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/calendar/CalendarCalculation.kt
@@ -1,15 +1,17 @@
 package de.rki.coronawarnapp.ui.calendar
 
-import dagger.Reusable
+import android.content.Context
+import de.rki.coronawarnapp.contactdiary.util.getLocale
 import org.joda.time.DateTime
 import org.joda.time.DateTimeZone
 import org.joda.time.Instant
 import org.joda.time.LocalDate
 import java.util.Locale
-import javax.inject.Inject
 
-@Reusable
-class CalendarCalculation @Inject constructor() {
+class CalendarCalculation constructor(private val context: Context) {
+
+    private val locale: Locale
+        get() = context.getLocale()
 
     /**
      * Get month text view text
@@ -42,19 +44,19 @@ class CalendarCalculation @Inject constructor() {
     fun getMonthText(firstDate: LocalDate, lastDate: LocalDate): String {
         val monthText = StringBuilder()
         // Append first date month as it would always be displayed
-        monthText.append(firstDate.monthOfYear().getAsText(Locale.getDefault()))
+        monthText.append(firstDate.monthOfYear().getAsText(locale))
         if (firstDate.monthOfYear() != lastDate.monthOfYear()) {
             // Different month
             if (firstDate.year() == lastDate.year()) {
                 // Same year (Case 1)
                 monthText.append(" - ")
-                    .append(lastDate.monthOfYear().getAsText(Locale.getDefault()))
+                    .append(lastDate.monthOfYear().getAsText(locale))
             } else {
                 // Different year (Case 2)
                 monthText.append(" ")
                     .append(firstDate.year().get())
                     .append(" - ")
-                    .append(lastDate.monthOfYear().getAsText(Locale.getDefault()))
+                    .append(lastDate.monthOfYear().getAsText(locale))
             }
             // Append last date year
             monthText.append(" ")
diff --git a/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/calendar/CalendarView.kt b/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/calendar/CalendarView.kt
index f953c70c0c86c625a6dde1d62cd312ad5b2374b2..38174e548220c19df0580e863b950cc3bdfb430d 100644
--- a/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/calendar/CalendarView.kt
+++ b/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/calendar/CalendarView.kt
@@ -122,7 +122,7 @@ class CalendarView @JvmOverloads constructor(
         }
 
         // Calculate dates to display
-        days.addAll(CalendarCalculation().getDates())
+        days.addAll(CalendarCalculation(context).getDates())
 
         // Set calendar adapter as adapter for recycler view
         adapter = CalendarAdapter(onItemClickListener)
@@ -190,6 +190,6 @@ class CalendarView @JvmOverloads constructor(
         val firstDate = days.first().date
         val lastDate = days.last().date
 
-        monthTextView.text = CalendarCalculation().getMonthText(firstDate, lastDate)
+        monthTextView.text = CalendarCalculation(context).getMonthText(firstDate, lastDate)
     }
 }
diff --git a/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/settings/backgroundpriority/SettingsBackgroundPriorityFragment.kt b/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/settings/backgroundpriority/SettingsBackgroundPriorityFragment.kt
index 8cd7d7b1a7da2e1aab0f5d309621bef34567021d..4edfee1a4a158af5c9032ac4a3fc90680691df13 100644
--- a/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/settings/backgroundpriority/SettingsBackgroundPriorityFragment.kt
+++ b/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/ui/settings/backgroundpriority/SettingsBackgroundPriorityFragment.kt
@@ -38,7 +38,7 @@ class SettingsBackgroundPriorityFragment : Fragment(R.layout.fragment_settings_b
 
     override fun onResume() {
         super.onResume()
-        binding.settingsBackgroundPriorityContainer.sendAccessibilityEvent(AccessibilityEvent.TYPE_ANNOUNCEMENT)
+        binding.settingsBackgroundPriorityContainer.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_FOCUSED)
     }
 
     private fun setButtonOnClickListener() {
diff --git a/Corona-Warn-App/src/main/res/layout/contact_diary_day_fragment.xml b/Corona-Warn-App/src/main/res/layout/contact_diary_day_fragment.xml
index 215a15ab12efdac8ebf93df66bf8cf01de2c6f60..b00a8bde2e668726e502cf044d516c850689968b 100644
--- a/Corona-Warn-App/src/main/res/layout/contact_diary_day_fragment.xml
+++ b/Corona-Warn-App/src/main/res/layout/contact_diary_day_fragment.xml
@@ -15,6 +15,7 @@
             android:layout_height="wrap_content"
             android:background="@drawable/contact_diary_background"
             android:elevation="@dimen/elevation_weak"
+            android:focusable="true"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toTopOf="parent"
diff --git a/Corona-Warn-App/src/main/res/layout/fragment_settings_background_priority.xml b/Corona-Warn-App/src/main/res/layout/fragment_settings_background_priority.xml
index d3b162defdbd627c69d4d58f82c440a16d621255..cb4c410114df6878889a7a376f6a81b06d299e19 100644
--- a/Corona-Warn-App/src/main/res/layout/fragment_settings_background_priority.xml
+++ b/Corona-Warn-App/src/main/res/layout/fragment_settings_background_priority.xml
@@ -12,7 +12,6 @@
         android:id="@+id/settings_background_priority_container"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:contentDescription="@string/settings_background_priority_title"
         android:focusable="true">
 
         <include
@@ -20,6 +19,8 @@
             layout="@layout/include_header"
             android:layout_width="0dp"
             android:layout_height="wrap_content"
+            android:contentDescription="@string/settings_background_priority_title"
+            android:focusable="true"
             app:icon="@{@drawable/ic_back}"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
diff --git a/Corona-Warn-App/src/main/res/values-de/contact_diary_strings.xml b/Corona-Warn-App/src/main/res/values-de/contact_diary_strings.xml
index 91c98f4974dcc33fef59ff0ca27b4045bffde0ac..819bdd358ae9416838d697c52dcf772621a1d2c5 100644
--- a/Corona-Warn-App/src/main/res/values-de/contact_diary_strings.xml
+++ b/Corona-Warn-App/src/main/res/values-de/contact_diary_strings.xml
@@ -111,22 +111,24 @@
     <string name="contact_diary_delete_person_title">"Wollen Sie wirklich diese Person entfernen?"</string>
 
     <!-- XTXT: location (description for screen readers) -->
-    <string name="accessibility_location">Ort %s</string>
+    <string name="accessibility_location">"Ort %s"</string>
     <!-- XTXT: person (description for screen readers) -->
-    <string name="accessibility_person">Person %s</string>
+    <string name="accessibility_person">"Person %s"</string>
     <!-- XTXT: location is not selected (description for screen readers) -->
-    <string name="accessibility_location_unselected">Ort %s ist nicht ausgewählt</string>
+    <string name="accessibility_location_unselected">"Ort %s ist nicht ausgewählt"</string>
     <!-- XTXT: person is not selected (description for screen readers) -->
-    <string name="accessibility_person_unselected">Person %s ist nicht ausgewählt</string>
+    <string name="accessibility_person_unselected">"Person %s ist nicht ausgewählt"</string>
     <!-- XTXT: location is selected (description for screen readers) -->
-    <string name="accessibility_location_selected">Ort %s ist ausgewählt</string>
+    <string name="accessibility_location_selected">"Ort %s ist ausgewählt"</string>
     <!-- XTXT: person is selected (description for screen readers) -->
-    <string name="accessibility_person_selected">Person %s ist ausgewählt</string>
+    <string name="accessibility_person_selected">"Person %s ist ausgewählt"</string>
+    <!-- XTXT: Day View headline (description for screen readers) -->
+    <string name="accessibility_day_view_header">"Tagesansicht"</string>
 
     <!-- XTXT: Select (description for screen readers) -->
-    <string name="accessibility_action_select">Auswählen</string>
+    <string name="accessibility_action_select">"Auswählen"</string>
     <!-- XTXT: Deselect (description for screen readers) -->
-    <string name="accessibility_action_deselect">Auswahl aufheben</string>
+    <string name="accessibility_action_deselect">"Auswahl aufheben"</string>
     <!-- XTXT: Edit (description for screen readers) -->
-    <string name="accessibility_edit">Bearbeiten</string>
+    <string name="accessibility_edit">"Bearbeiten"</string>
 </resources>
diff --git a/Corona-Warn-App/src/main/res/values/contact_diary_strings.xml b/Corona-Warn-App/src/main/res/values/contact_diary_strings.xml
index 76e54bbec47b6ec1f27e1d42f47059cf7ac2ce99..6671b37dd501cb58321163fd7089d9461e146e3a 100644
--- a/Corona-Warn-App/src/main/res/values/contact_diary_strings.xml
+++ b/Corona-Warn-App/src/main/res/values/contact_diary_strings.xml
@@ -129,6 +129,8 @@
     <string name="accessibility_location_selected">"Place %s is selected"</string>
     <!-- XTXT: person is selected (description for screen readers) -->
     <string name="accessibility_person_selected">"Person %s is selected"</string>
+    <!-- XTXT: Day View headline (description for screen readers) -->
+    <string name="accessibility_day_view_header"></string>
 
     <!-- XTXT: Select (description for screen readers) -->
     <string name="accessibility_action_select">"Select"</string>
diff --git a/Corona-Warn-App/src/main/res/values/strings.xml b/Corona-Warn-App/src/main/res/values/strings.xml
index 9ecd4f74af9d556d91ea5ce0a790d66f3d0ba1d2..e5f241e1362bb60fa455eb3758d205dc6ed5736c 100644
--- a/Corona-Warn-App/src/main/res/values/strings.xml
+++ b/Corona-Warn-App/src/main/res/values/strings.xml
@@ -1507,4 +1507,8 @@
     <!-- XBUT: Abort button for test result positive no consent screen -->
     <string name="submission_test_result_positive_no_consent_button_abort">"Cancel"</string>
 
+    <!-- XTXT: Empty label for an activity -->
+    <string name="empty_string_to_avoid_toolbar_announcement" translatable="false">""</string>
+
+
 </resources>
diff --git a/Corona-Warn-App/src/test/java/de/rki/coronawarnapp/ui/calendar/CalendarCalculationTest.kt b/Corona-Warn-App/src/test/java/de/rki/coronawarnapp/ui/calendar/CalendarCalculationTest.kt
index ad8e47590f0c812119283aa3f66442855d432736..a77e3a903406084c1f9ed18f8157cedc1b1108a1 100644
--- a/Corona-Warn-App/src/test/java/de/rki/coronawarnapp/ui/calendar/CalendarCalculationTest.kt
+++ b/Corona-Warn-App/src/test/java/de/rki/coronawarnapp/ui/calendar/CalendarCalculationTest.kt
@@ -1,21 +1,53 @@
 package de.rki.coronawarnapp.ui.calendar
 
+import android.content.Context
+import android.content.res.Configuration
+import android.content.res.Resources
 import io.kotest.matchers.shouldBe
+import io.mockk.MockKAnnotations
+import io.mockk.clearAllMocks
+import io.mockk.every
+import io.mockk.impl.annotations.MockK
 import org.joda.time.DateTime
 import org.joda.time.format.DateTimeFormat
-import org.junit.Test
+import org.junit.jupiter.api.AfterEach
+import org.junit.jupiter.api.BeforeEach
+import org.junit.jupiter.api.Test
+import testhelpers.BaseTest
+import java.util.Locale
 
-class CalendarCalculationTest {
+class CalendarCalculationTest : BaseTest() {
+
+    @MockK lateinit var context: Context
+    @MockK lateinit var resources: Resources
+    @MockK lateinit var configuration: Configuration
 
     private var pattern = "dd.MM.yyyy"
     private val formatter = DateTimeFormat.forPattern(pattern)
 
+    @BeforeEach
+    fun setUp() {
+        MockKAnnotations.init(this)
+
+        every { context.resources } returns resources
+        every { resources.configuration } returns Configuration().apply {
+            locale = Locale.ENGLISH
+        }
+    }
+
+    @AfterEach
+    fun teardown() {
+        clearAllMocks()
+    }
+
+    fun createInstance() = CalendarCalculation(context)
+
     @Test
     fun calculateSameYearSameMonth() {
-        var input = "27.08.2020"
+        val input = "27.08.2020"
         val dateTime =
             DateTime.parse(input, DateTimeFormat.forPattern(pattern))
-        val dates = CalendarCalculation().getDates(dateTime)
+        val dates = createInstance().getDates(dateTime)
 
         // First day - 3 of August
         dates.first().date.dayOfMonth shouldBe 3
@@ -25,7 +57,7 @@ class CalendarCalculationTest {
         dates.last().date.dayOfMonth shouldBe 30
         dates.last().date.monthOfYear shouldBe 8
 
-        CalendarCalculation().getMonthText(
+        createInstance().getMonthText(
             dates.first().date,
             dates.last().date
         ) shouldBe "August 2020"
@@ -33,10 +65,10 @@ class CalendarCalculationTest {
 
     @Test
     fun calculateSameYearDifferentMonth() {
-        var input = "15.09.2020"
+        val input = "15.09.2020"
         val dateTime =
             DateTime.parse(input, DateTimeFormat.forPattern(pattern))
-        val dates = CalendarCalculation().getDates(dateTime)
+        val dates = createInstance().getDates(dateTime)
 
         // First day - 24 of August
         dates.first().date.dayOfMonth shouldBe 24
@@ -46,7 +78,7 @@ class CalendarCalculationTest {
         dates.last().date.dayOfMonth shouldBe 20
         dates.last().date.monthOfYear shouldBe 9
 
-        CalendarCalculation().getMonthText(
+        createInstance().getMonthText(
             dates.first().date,
             dates.last().date
         ) shouldBe "August - September 2020"
@@ -54,10 +86,10 @@ class CalendarCalculationTest {
 
     @Test
     fun calculateDifferentYearDifferentMonth() {
-        var input = "12.01.2021"
+        val input = "12.01.2021"
         val dateTime =
             DateTime.parse(input, DateTimeFormat.forPattern(pattern))
-        val dates = CalendarCalculation().getDates(dateTime)
+        val dates = createInstance().getDates(dateTime)
 
         // First day - 21 of December 2020
         dates.first().date.dayOfMonth shouldBe 21
@@ -69,7 +101,7 @@ class CalendarCalculationTest {
         dates.last().date.monthOfYear shouldBe 1
         dates.last().date.year shouldBe 2021
 
-        CalendarCalculation().getMonthText(
+        createInstance().getMonthText(
             dates.first().date,
             dates.last().date
         ) shouldBe "December 2020 - January 2021"
@@ -78,7 +110,7 @@ class CalendarCalculationTest {
     @Test
     fun calculateEdgeCases() {
         // new year
-        CalendarCalculation().getDates(DateTime.parse("27.12.2021", formatter)).apply {
+        createInstance().getDates(DateTime.parse("27.12.2021", formatter)).apply {
             // First day - 6 of December 2021
             first().date.dayOfMonth shouldBe 6
             first().date.monthOfYear shouldBe 12
@@ -89,14 +121,14 @@ class CalendarCalculationTest {
             last().date.monthOfYear shouldBe 1
             last().date.year shouldBe 2022
 
-            CalendarCalculation().getMonthText(
+            createInstance().getMonthText(
                 first().date,
                 last().date
             ) shouldBe "December 2021 - January 2022"
         }
 
         // leap year
-        CalendarCalculation().getDates(DateTime.parse("29.02.2024", formatter)).apply {
+        createInstance().getDates(DateTime.parse("29.02.2024", formatter)).apply {
             // First day - 5 of February 2024
             first().date.dayOfMonth shouldBe 5
             first().date.monthOfYear shouldBe 2
@@ -107,7 +139,7 @@ class CalendarCalculationTest {
             last().date.monthOfYear shouldBe 3
             last().date.year shouldBe 2024
 
-            CalendarCalculation().getMonthText(
+            createInstance().getMonthText(
                 first().date,
                 last().date
             ) shouldBe "February - March 2024"