how open mobile phones to any networks?

my mobile is a single network subscriber i want it to be opened to any network so that i can change sim cards for corresponding networks in my country ,Philippines.

flamtz8 years ago
More popular phones like the iPhone have lots of services and tutorials to unlock. An unpopular phone is harder, and the chances are it isn't possible unless you want to mess with your phone. I recommend going overseas and enabling global roaming, or buying a cheap, prepaid.