1. Touch Apps.
You can scan for mobile networks if your Samsung Galaxy S4 isn't connecting automatically, or if you want to switch networks while roaming.
2. Scroll to and touch Settings.
You can scan for mobile networks if your Samsung Galaxy S4 isn't connecting automatically, or if you want to switch networks while roaming.
3. Touch More networks.
You can scan for mobile networks if your Samsung Galaxy S4 isn't connecting automatically, or if you want to switch networks while roaming.
4. Touch Mobile networks.
You can scan for mobile networks if your Samsung Galaxy S4 isn't connecting automatically, or if you want to switch networks while roaming.
5. Touch Network operators.
You can scan for mobile networks if your Samsung Galaxy S4 isn't connecting automatically, or if you want to switch networks while roaming.
6. Wait while the phone searches for networks.
You can scan for mobile networks if your Samsung Galaxy S4 isn't connecting automatically, or if you want to switch networks while roaming.
7. The available networks will be listed.
Select the network you want to use.
You can scan for mobile networks if your Samsung Galaxy S4 isn't connecting automatically, or if you want to switch networks while roaming.
8. Wait while the phone connects to the network.
You can scan for mobile networks if your Samsung Galaxy S4 isn't connecting automatically, or if you want to switch networks while roaming.
9. The phone is now connected to the mobile network.
You can scan for mobile networks if your Samsung Galaxy S4 isn't connecting automatically, or if you want to switch networks while roaming.