Samsung SEG-I717RWAATT - Manual (Page 101)

Messaging 96
Note: The first time you use the Messages app, you will need to download
the updated application from the Market. When the Market page
displays, tap Update. For more information, refer to “Market” on
page 152.
3. The first time you use Messages, you will need to set up a
few things. Tap Record Greeting to record a personal
greeting, or tap Skip if you want to do it later.
4. Follow the on-screen instructions to use the Messages
app.