See Help in your phone on page 6 or go to www.sonyericsson.com/support to order settings and follow the instructions on the screen. See Settings on page 32.
How do I turn on and off T9 Text Input when writing?
When you enter text, press and hold
down 
. You will see 
at the top of the screen when T9 Text Input is activated.
How do I change phone language?
1From standby select Menu > Settings > the General tab > Language > Phone language.
2Select an option.
I cannot use the Internet
Your subscription does not include data capability. Internet settings are missing or incorrect. Please contact your network operator.
See Help in your phone on page 6 or go to www.sonyericsson.com/support to order Internet settings, and follow the instructions on the screen. See Settings on page 32.
The phone cannot be detected by other devices using Bluetooth wireless technology
You have not turned the Bluetooth function on.
Make sure that the visibility is set
to Show phone.
I cannot synchronize or transfer data between my phone and my computer, when using the USB cable.
The cable or software that came with your phone has not been properly installed. Go to
www.sonyericsson.com/support to read
Getting started guides which contain detailed installation instructions and troubleshooting guides.
Error messages
Insert SIM
There is no SIM card in your phone
or you may have inserted it incorrectly.
See Charging the battery on page 7.
The SIM card connectors need cleaning. If the card is damaged, contact your network operator.