You can simply put it on the descktop and click it to turn on/off the mobile data, or to rotate APN(Access Point Name) from Wap to Net(Rotating between APNs).Also you can set APN automatically by one click, support operators ALL OVER THE WORLD! Badly suitable for travellers across operators, and the phone without APN settings!Backup & Recover APN information is also provided.Android 4.0+ is supported(Root is required— for ICS without root we provide the parameters for you to input manually. YES, at least we know the APNs for your operator)!If it helps, don’t forget to share with your friends :)Anytime you can download it via http://hidroid.net/agFor Chinese users, please search ??HiAPN. It is specially for China Mainland/Hongkong/Taiwan?????????????????????"??HiAPN"????Keywords: APN, APN Brasil, APN switch, HK APN, APN Widget, APN setting, APN manager, APN Backup & Restore