diff --git a/app/src/main/java/eu/faircode/email/FragmentSetup.java b/app/src/main/java/eu/faircode/email/FragmentSetup.java
index 1d9d21c53e..e4f60e663d 100644
--- a/app/src/main/java/eu/faircode/email/FragmentSetup.java
+++ b/app/src/main/java/eu/faircode/email/FragmentSetup.java
@@ -88,6 +88,7 @@ public class FragmentSetup extends FragmentBase {
     private TextView tvDozeDone;
     private Button btnDoze;
 
+    private Button btnInexactAlarms;
     private Button btnBackgroundRestricted;
     private Button btnDataSaver;
 
@@ -96,6 +97,7 @@ public class FragmentSetup extends FragmentBase {
 
     private Button btnInbox;
 
+    private Group grpInexactAlarms;
     private Group grpBackgroundRestricted;
     private Group grpDataSaver;
 
@@ -146,6 +148,7 @@ public class FragmentSetup extends FragmentBase {
         tvDozeDone = view.findViewById(R.id.tvDozeDone);
         btnDoze = view.findViewById(R.id.btnDoze);
 
+        btnInexactAlarms = view.findViewById(R.id.btnInexactAlarms);
         btnBackgroundRestricted = view.findViewById(R.id.btnBackgroundRestricted);
         btnDataSaver = view.findViewById(R.id.btnDataSaver);
 
@@ -154,6 +157,7 @@ public class FragmentSetup extends FragmentBase {
 
         btnInbox = view.findViewById(R.id.btnInbox);
 
+        grpInexactAlarms = view.findViewById(R.id.grpInexactAlarms);
         grpBackgroundRestricted = view.findViewById(R.id.grpBackgroundRestricted);
         grpDataSaver = view.findViewById(R.id.grpDataSaver);
 
@@ -396,6 +400,20 @@ public class FragmentSetup extends FragmentBase {
 
         PackageManager pm = getContext().getPackageManager();
 
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
+            final Intent settings = new Intent(
+                    Settings.ACTION_REQUEST_SCHEDULE_EXACT_ALARM,
+                    Uri.parse("package:" + BuildConfig.APPLICATION_ID));
+
+            btnInexactAlarms.setEnabled(settings.resolveActivity(pm) != null); // system whitelisted
+            btnInexactAlarms.setOnClickListener(new View.OnClickListener() {
+                @Override
+                public void onClick(View v) {
+                    startActivity(settings);
+                }
+            });
+        }
+
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
             final Intent settings = new Intent(
                     Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
@@ -447,6 +465,7 @@ public class FragmentSetup extends FragmentBase {
 
         btnInbox.setEnabled(false);
 
+        grpInexactAlarms.setVisibility(View.GONE);
         grpBackgroundRestricted.setVisibility(View.GONE);
         grpDataSaver.setVisibility(View.GONE);
 
@@ -549,6 +568,10 @@ public class FragmentSetup extends FragmentBase {
         tvDozeDone.setTypeface(null, ignoring == null || ignoring ? Typeface.NORMAL : Typeface.BOLD);
         tvDozeDone.setCompoundDrawablesWithIntrinsicBounds(ignoring == null || ignoring ? check : null, null, null, null);
 
+        grpInexactAlarms.setVisibility(
+                !AlarmManagerCompatEx.canScheduleExactAlarms(getContext())
+                        ? View.VISIBLE : View.GONE);
+
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
             ActivityManager am =
                     (ActivityManager) getContext().getSystemService(Context.ACTIVITY_SERVICE);
diff --git a/app/src/main/res/layout/fragment_setup.xml b/app/src/main/res/layout/fragment_setup.xml
index ba064c6ee5..dd587ffea9 100644
--- a/app/src/main/res/layout/fragment_setup.xml
+++ b/app/src/main/res/layout/fragment_setup.xml
@@ -631,6 +631,29 @@
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toBottomOf="@id/btnDoze" />
 
+                <eu.faircode.email.FixedTextView
+                    android:id="@+id/tvInexactAlarms"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="12dp"
+                    android:text="@string/title_setup_inexact"
+                    android:textAppearance="@style/TextAppearance.AppCompat.Small"
+                    android:textColor="?attr/colorWarning"
+                    android:textStyle="bold"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/tvDozeHint" />
+
+                <Button
+                    android:id="@+id/btnInexactAlarms"
+                    style="?android:attr/buttonStyleSmall"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:drawableEnd="@drawable/twotone_settings_24"
+                    android:drawablePadding="6dp"
+                    android:text="@string/title_setup_manage"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/tvInexactAlarms" />
+
                 <eu.faircode.email.FixedTextView
                     android:id="@+id/tvBackgroundRestricted"
                     android:layout_width="wrap_content"
@@ -641,7 +664,7 @@
                     android:textColor="?attr/colorWarning"
                     android:textStyle="bold"
                     app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toBottomOf="@id/tvDozeHint" />
+                    app:layout_constraintTop_toBottomOf="@id/btnInexactAlarms" />
 
                 <Button
                     android:id="@+id/btnBackgroundRestricted"
@@ -705,6 +728,12 @@
                     app:layout_constraintStart_toStartOf="parent"
                     app:layout_constraintTop_toBottomOf="@id/tvBatteryUsage" />
 
+                <androidx.constraintlayout.widget.Group
+                    android:id="@+id/grpInexactAlarms"
+                    android:layout_width="0dp"
+                    android:layout_height="0dp"
+                    app:constraint_referenced_ids="tvInexactAlarms,btnInexactAlarms" />
+
                 <androidx.constraintlayout.widget.Group
                     android:id="@+id/grpBackgroundRestricted"
                     android:layout_width="0dp"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 550875a1b3..9077939bb6 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -220,6 +220,7 @@
     <string name="title_setup_doze_stopped">Sync stopped?</string>
     <string name="title_setup_doze_device">This is probably required for this device</string>
     <string name="title_setup_doze_android">This is required for this Android version</string>
+    <string name="title_setup_inexact">Alarms &amp; reminders are disabled</string>
     <string name="title_setup_background">Background restrictions are enabled</string>
     <string name="title_setup_data">Data saver is enabled</string>
     <string name="title_setup_advanced_options">Show advanced options</string>