import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
-import android.preference.PreferenceManager;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import androidx.appcompat.widget.Toolbar;
import androidx.cardview.widget.CardView;
import androidx.core.content.FileProvider;
+import androidx.preference.PreferenceManager;
import com.google.android.material.snackbar.Snackbar;
import com.google.android.material.textfield.TextInputLayout;