---
title: "update(message:)"
framework: cryptotokenkit
role: symbol
role_heading: Instance Method
path: "cryptotokenkit/tksmartcardslotnfcsession/update(message:)"
---

# update(message:)

Updates the message of the system-presented NFC UI.

## Declaration

```swift
func update(message: String) throws
```

## Parameters

- `message`: Message that should be displayed