---
title: polling
framework: Core NFC
role: symbol
role_heading: Instance Property
platforms: [iOS 26.4+, iPadOS 26.4+, Mac Catalyst 26.4+]
path: corenfc/nfctagreadersessionconfiguration/polling
---

# polling

Configures the RF polling of the reader session; multiple options can be OR’ed together.  This option affects the possible NFC tag type discover.

## Declaration

```occ
@property (nonatomic) NFCPollingOption polling;
```