import android.os.Environment;
import android.os.Handler;
import android.os.Message;
-import android.preference.PreferenceManager;
import android.print.PrintDocumentAdapter;
import android.print.PrintManager;
import android.provider.DocumentsContract;
import androidx.drawerlayout.widget.DrawerLayout;
import androidx.fragment.app.DialogFragment;
import androidx.fragment.app.Fragment;
+import androidx.preference.PreferenceManager;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import androidx.viewpager.widget.ViewPager;
import androidx.webkit.WebSettingsCompat;