* When you are abroad, your Sony Xperia Z5 Premium automatically connects to a partner network. This is called roaming.
* Therefore, preferably keep network selection on your Sony Xperia Z5 Premium set to automatic mode.
* In Belgium your Sony Xperia Z5 Premium automatically chooses the BASE
network. For more information about network coverage, click here
* To manually select a different network, follow these step by step instructions.