Merged with master

android/build.gradle

@@ -162,4 +162,4 @@ task run(type: Exec){
 
     def adb = path + "/platform-tools/adb"
     commandLine "$adb", 'shell', 'am', 'start', '-n', 'io.anuke.mindustry/mindustry.android.AndroidLauncher'
-}
+}

android/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -2,4 +2,4 @@
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
     <background android:drawable="@mipmap/ic_launcher_background"/>
     <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
-</adaptive-icon>
+</adaptive-icon>

android/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -2,4 +2,4 @@
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
     <background android:drawable="@mipmap/ic_launcher_background"/>
     <foreground android:drawable="@mipmap/ic_launcher_foreground"/>
-</adaptive-icon>
+</adaptive-icon>

android/res/values-v21/styles.xml

@@ -8,4 +8,4 @@
         <item name="android:windowContentOverlay">@null</item>
         <item name="android:windowFullscreen">true</item>
     </style>
-</resources>
+</resources>

android/res/values/strings.xml

@@ -3,4 +3,4 @@
 
     <string name="app_name">Mindustry</string>
 
-</resources>
+</resources>

android/res/xml/backup_rules.xml

@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <full-backup-content>
 
-</full-backup-content>
+</full-backup-content>

android/src/mindustry/android/AndroidLauncher.java

@@ -81,7 +81,7 @@ public class AndroidLauncher extends AndroidApplication{
                 if(VERSION.SDK_INT >= VERSION_CODES.Q){
                     Intent intent = new Intent(open ? Intent.ACTION_OPEN_DOCUMENT : Intent.ACTION_CREATE_DOCUMENT);
                     intent.addCategory(Intent.CATEGORY_OPENABLE);
-                    intent.setType(extension.equals("zip") ? "application/zip" : "*/*");
+                    intent.setType(extension.equals("zip") && !open ? "application/zip" : "*/*");
                     addResultListener(i -> startActivityForResult(intent, i), (code, in) -> {
                         if(code == Activity.RESULT_OK && in != null && in.getData() != null){
                             Uri uri = in.getData();