1. Find "Settings"
Press the main menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-ccca704f-32ad-4d86-ae14-c27c00020151.png?width=206&height=366)
Press Messaging.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-bfcf9c87-3896-4716-9ece-2da606ab84d4.png?width=206&height=366)
Slide your finger right starting from the left side of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-1bb57af1-e7b3-40b5-97dc-4c7f97ea2332.png?width=206&height=366)
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-19a42f2c-9b27-4948-8ec9-48ba67e0d4be.png?width=206&height=366)
2. Select default messaging application
Press Default SMS app.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-275f3425-60cc-44db-a92e-0340919b563e.png?width=206&height=366)
Press Messaging.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-fe0aac94-d3e1-48b7-9667-78a1b9bd45c1.png?width=206&height=366)
3. Set the message centre number
Press SMS/MMS settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-275f3425-60cc-44db-a92e-0340919b563e.png?width=206&height=366)
Press SMS service center.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0050fd81-a3dc-4589-b92b-68ca6cf44674.png?width=206&height=366)
Key in +35387699989 and press OK.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-d9a92fc8-b0f3-47e1-9b4f-90d1835864fb.png?width=206&height=366)
+35387699989
4. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-0050fd81-a3dc-4589-b92b-68ca6cf44674.png?width=206&height=366)