Добавил сохранение пути к серверу.

.idea/misc.xml

@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="DesignSurface">
     <option name="filePathToZoomLevelMap">

app/src/main/java/kz/istt/locust/LocustDelActivity.java

@@ -560,7 +560,6 @@ public class LocustDelActivity extends FragmentActivity implements LocationListe
 		spiInsFormulation = findViewById(R.id.spiInsFormulation); // формуляция(УМО, КЭ, др.)
 		guiTable.add(spiInsFormulation, "insecticide_formulation_id");
 		((selectDB)spiInsFormulation).addField("", "");
-		// Выбираем страны и заполняем поля
 		dboh = new DbOpenHelper(this);
 		cursor = dboh
 				.getReadableDatabase()
@@ -582,7 +581,6 @@ public class LocustDelActivity extends FragmentActivity implements LocationListe
 		spiInsDiluted = findViewById(R.id.spiInsDiluted); // Коммерческий припарат разбавлен?
 		guiTable.add(spiInsDiluted, "insecticide_diluted_id");
 		((selectDB)spiInsDiluted).addField("", "");
-		// Выбираем страны и заполняем поля
 		dboh = new DbOpenHelper(this);
 		cursor = dboh
 				.getReadableDatabase()

app/src/main/java/kz/istt/locust/MySynchronizationOld.java

@@ -1,7 +1,9 @@
 package kz.istt.locust;
 
+import android.app.Activity;
 import android.content.ContentValues;
 import android.content.Context;
+import android.content.SharedPreferences;
 import android.database.Cursor;
 import android.database.sqlite.SQLiteDatabase;
 import android.os.Bundle;
@@ -9,6 +11,7 @@ import android.os.Environment;
 import android.os.Handler;
 import android.os.Message;
 import android.util.Log;
+import android.webkit.URLUtil;
 
 /*import org.apache.http.HttpResponse;
 import org.apache.http.HttpVersion;
@@ -68,8 +71,8 @@ import tctable.TCTable;
  * */
 public class MySynchronizationOld
 {
-	//public static String URL="https://ccalm.org";
+	public static String URL="https://ccalm.org";
-	public static String URL="http://192.168.200.100:8080";
+	//public static String URL="http://192.168.200.100:8080";
 
 	private Context _context; //От какого контекста показывать алерты
 	//private boolean _showAlert; //Показывать ли окно подождите пожалуйста (его нельзя создавать если в сервисе)
@@ -121,6 +124,7 @@ public class MySynchronizationOld
 	MySynchronizationOld(Context context)
 	{
 		_context = context;
+		loadURL();
 
 		String appPath = _context.getApplicationContext().getFilesDir().getAbsolutePath();
 		//Thread for downloading from Internet
@@ -128,6 +132,16 @@ public class MySynchronizationOld
 		myThread.start(); //Стартуем поток
 	}
 
+	//Download setup from local storage
+	public void loadURL()
+	{
+		String URL = MySynchronizationOld.URL;
+		SharedPreferences prefs = _context.getSharedPreferences("CommonPrefs", Activity.MODE_PRIVATE);
+		URL = prefs.getString("URL", "");
+		if(URLUtil.isValidUrl(URL))
+			MySynchronizationOld.URL = URL;
+	}
+
 	/*public static HttpClient getTestHttpClient() {
 		try {
 			SSLContextBuilder builder = new SSLContextBuilder();

app/src/main/java/kz/istt/locust/SetupActivity.java

@@ -12,13 +12,18 @@ import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.graphics.Color;
 import android.os.Bundle;
+import android.text.Editable;
 import android.view.Menu;
 import android.view.View;
 import android.view.View.OnClickListener;
+import android.webkit.URLUtil;
 import android.widget.Button;
 import android.widget.CheckBox;
+import android.widget.EditText;
 import android.widget.LinearLayout;
 import android.widget.TextView;
+import android.text.TextWatcher;
+import android.widget.Toast;
 
 import com.google.android.gms.vision.Frame;
 import com.google.android.gms.vision.barcode.Barcode;
@@ -54,6 +59,7 @@ public class SetupActivity extends Activity {
 	public Button btnAr = null;
 	public Button btnQR = null;
 	public Button btnDeleteAllData = null;
+	public EditText edtURL = null;
 	public CheckBox cbIdentifyCountryRegion = null;
 	public CheckBox cbShowAdvancedSettings = null;
 
@@ -310,6 +316,27 @@ public class SetupActivity extends Activity {
 		cbShowAdvancedSettings = (CheckBox) findViewById(R.id.cbShowAdvancedSettings);
 		cbShowAdvancedSettings.setOnClickListener(oclShowAdvancedSettings);
 
+		edtURL = (EditText) findViewById(R.id.edtURL);
+		edtURL.setText(MySynchronizationOld.URL);
+
+		edtURL.addTextChangedListener(new TextWatcher() {
+			@Override
+			public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
+			@Override
+			public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {}
+			@Override
+			public void afterTextChanged(Editable editable) {
+				if (URLUtil.isValidUrl(editable.toString())) {
+					SharedPreferences prefs = SetupActivity.this.getSharedPreferences("CommonPrefs", Activity.MODE_PRIVATE);
+					SharedPreferences.Editor editor = prefs.edit();
+					editor.putString("URL", editable.toString());
+					editor.apply(); // or editor.commit(); if you want to save synchronously
+					MySynchronizationOld.URL = editable.toString();
+				} else {
+					Toast.makeText(SetupActivity.this, "Invalid URL", Toast.LENGTH_SHORT).show();
+				}
+			}
+		});
 
 		//Button delete all data
 		OnClickListener oclDeleteAllData = new OnClickListener()

app/src/main/res/layout/activity_setup.xml

@@ -244,7 +244,7 @@
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content">
                     <EditText
-                        android:id="@+id/edtCalibrWidthCard0"
+                        android:id="@+id/edtURL"
                         android:layout_width="0dp"
                         android:layout_height="wrap_content"
                         android:layout_weight="1"