This application is the same as BtSwitch application without GUI, but each time you click on the icon, a cycle with the network mode (mode dualUMTS / GSM), so basically no need to go through all the options for change the network mode, but simply press it and the network mode will change ..
During installation, you receive the Dual Mode option, if you click it, you get three options, however, if you want only GSM / UMTS options, uncheck the dual mode ..,
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