Searching for Networks Manually (Manual Roam) for Android Handsets ( HTC, Samsung, Sony)

- go to Settings
- select Wireless and Networks
- Select Mobile Networks
- Select Network Operators
- Select the option to Search for Networks
- A list of available networks will be displayed after a few moments
- Tap any of the available networks.

Note: You can perform the above steps in case you lost signal on your phone suddenly (ex. while roaming). This helps your phone find network manually.