Скачать apk и установить

button_Download.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                downloadManager = (DownloadManager) getSystemService(Context.DOWNLOAD_SERVICE);
                Uri uri = Uri.parse("http://ip:port/path/Б.apk");
                DownloadManager.Request request = new DownloadManager.Request(uri);
                request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
                Long reference = downloadManager.enqueue(request);
                text_ForDownload.setText(R.string.textView_AfterDownload);
                Log.d(TAG, "Пробуем скачать");
                Toast.makeText(MainActivity.this, "Скачиваем APK файл. Проверьте шторку уведомлений!", Toast.LENGTH_LONG).show();
            }
 
        });

package com.example.tmupdatertest1;
 
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.content.FileProvider;
 
import android.content.Intent;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.View;
import android.widget.Button;
 
import java.io.File;
 
public class MainActivity extends AppCompatActivity {
 
    Button button_Install;
    private static final String TAG = "myLogs";
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        button_Install = (Button) findViewById(R.id.button_Install);
 
        button_Install.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
 
 
 
                File toInstall = new File((Environment.getExternalStorageDirectory() +"/download/"), "TMDriver-NEW.apk");
                Intent intent;
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
                    Uri apkUri = FileProvider.getUriForFile(MainActivity.this, BuildConfig.APPLICATION_ID + ".fileprovider", toInstall);
                    intent = new Intent(Intent.ACTION_INSTALL_PACKAGE);
                    intent.setData(apkUri);
                    intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
                } else {
                    Uri apkUri = Uri.fromFile(toInstall);
                    intent = new Intent(Intent.ACTION_VIEW);
                    intent.setDataAndType(apkUri, "application/vnd.android.package-archive");
                    intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                }
                MainActivity.this.startActivity(intent);
                
            }
        });
 
    }
}

[Kotlin]
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {             
           val apkURI = FileProvider.getUriForFile(
           context, context.applicationContext.packageName.toString() + ".provider", file
           )
           install.setDataAndType(apkURI, "application/vnd.android.package-archive")
           install.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
           install.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
         }

package com.example.apilevelidentifier
 
import android.Manifest
import android.app.DownloadManager
import android.content.Context
import android.content.pm.PackageManager
import android.net.Uri
import android.os.Build
import android.os.Bundle
import android.os.Environment
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import kotlinx.android.synthetic.main.activity_old__device.*
 
class New_Device : AppCompatActivity() {
 
    private val STORAGE_PERMISSION_CODE: Int = 1000
 
    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_new__device)
 
 
        //handle button click
        downloadBtn.setOnClickListener {
            //Handle runtime permissiom for WRITE.EXTERNAL.STORAGE, if 24>=
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M){
                if (checkSelfPermission(Manifest.permission.WRITE_EXTERNAL_STORAGE) ==
                        PackageManager.PERMISSION_DENIED) {
                    //permission denied, request it
 
                    //show popup for runtime permission
                    requestPermissions(arrayOf(Manifest.permission.WRITE_EXTERNAL_STORAGE), STORAGE_PERMISSION_CODE)
                }
                else{
                    //permission already granted, perform download
                    startDownloading()
                }
            }
            else{
                //system os is less than 24, runtime permisiion not required, perform download
                startDownloading()
            }
        }
 
 
    }
 
    private fun startDownloading() {
        //get text/url from text
        val url = urlEt.text.toString()
 
        //download request
        val request = DownloadManager.Request(Uri.parse(url))
        //allow type of networks to download file(s) by default both are allowed
        request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_WIFI or DownloadManager.Request.NETWORK_MOBILE)
        request.setTitle("Download")
        request.setDescription("The file is downloading..")
 
        request.allowScanningByMediaScanner()
        request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED)
        request.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS,"${System.currentTimeMillis()}")
 
        //get download service, and enqueue file
        val manager = getSystemService(Context.DOWNLOAD_SERVICE) as DownloadManager
        manager.enqueue(request)
 
 
 
 
    }
 
    override fun onRequestPermissionsResult(
        requestCode: Int,
        permissions: Array<out String>,
        grantResults: IntArray
    ) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults)
        when(requestCode){
            STORAGE_PERMISSION_CODE -> {
                if (grantResults.isNotEmpty() && grantResults[0] ==
                    PackageManager.PERMISSION_GRANTED){
                    //permission from popup was granted, perfor download
                    startDownloading()
                }
                else{
                    //permission from popup was denied, show error message
                    Toast.makeText(this,"Permission denied!", Toast.LENGTH_LONG).show()
                }
            }
        }
    }
 
}