title: How to delete sim card contact in android
body: <p>below is my code for delete contact from phone</p>
  
  <pre><code>Uri contactUri = Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI,
                  Uri.encode(phone));
          Cursor cur = mContext.getContentResolver().query(contactUri, null,
                  null, null, null);
          boolean flag = false;
          try {
              if (cur.moveToFirst()) {
                  do {
                      if (cur.getString(
                              cur.getColumnIndex(PhoneLookup.DISPLAY_NAME))
                              .equalsIgnoreCase(name)) {
                          String lookupKey = cur
                                  .getString(cur
                                          .getColumnIndex(ContactsContract.Contacts.LOOKUP_KEY));
                          Uri uri = Uri.withAppendedPath(
                                  ContactsContract.Contacts.CONTENT_LOOKUP_URI,
                                  lookupKey);
                          mContext.getContentResolver().delete(uri, null, null);
                          flag=true;
                          break;
                      }
  
                  } while (cur.moveToNext());
              }
  
          } catch (Exception e) {
              flag=false;
              System.out.println(e.getStackTrace());
          }
  </code></pre>
  
  <p>delete contact from phone is working fine but sim  contact delete temporary mean when my phone is restart my contact is recover that i deleted.
  help in find solution for this problem.
  Thanks...   </p>