private void checkForUpdate() { int latestAppVersion = (int) mFirebaseRemoteConfig.getDouble(VERSION_CODE_KEY); if (latestAppVersion > getCurrentVersionCode()) { new AlertDialog.Builder(this).setTitle("Please Update the App") .setMessage("A new version of this app is available. Please update it").setPositiveButton( "OK", new OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { Toast .makeText(MainActivity.this, "Take user to Google Play Store", Toast.LENGTH_SHORT) .show(); } }).setCancelable(false).show(); } else { Toast.makeText(this,"This app is already upto date", Toast.LENGTH_SHORT).show(); } }