1. Find "SIM management"
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-8767b56c-d4ee-470b-a0f0-d2153eab2ebb.png?width=204&height=408)
Press Mobile network.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-e9056a13-b138-44f1-8614-061dc24f1be7.png?width=204&height=408)
Press SIM management.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-df501df5-1a4f-4400-9381-f5b4c73817ef.png?width=204&height=408)
2. Turn use of SIM on or off
Press the indicator next to the required SIM to turn use of the SIM on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-cd78b54c-e942-4cff-9ac4-526c69662ac2.png?width=204&height=408)
3. Select default SIM for mobile data
Press the field next to “Default mobile data“ below the required SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-cd78b54c-e942-4cff-9ac4-526c69662ac2.png?width=204&height=408)
4. Select default SIM for voice calls
Press Default calling SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-cd78b54c-e942-4cff-9ac4-526c69662ac2.png?width=204&height=408)
Press the required setting.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-5ac7532a-0d70-4d66-a0fa-bc3418bd654c.png?width=204&height=408)
5. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7100822-f-cd78b54c-e942-4cff-9ac4-526c69662ac2.png?width=204&height=408)
How would you rate your experience?
Thank you for your evaluation!
![](/Content/images/design_assets/vf-fb-logo.png)