modified style.xml

Mi/.idea/gradle.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>

Mi/app/src/main/res/values/styles.xml

@@ -63,7 +63,7 @@
     </style>
 
     <style name="NoteActionBarStyle" parent="@android:style/Widget.Holo.Light.ActionBar.Solid">
-        <item name="android:displayOptions" />
-        <item name="android:visibility">gone</item>
+        <!-- <item name="android:displayOptions" /> -->
+        <item name="android:visibility">visible</item>
     </style>
 </resources>