How to Enable T-Mobile HSPA+ AWS Bands on AT&T Galaxy S4 SGH-i337/SGH-i337M!
Similar to the AT&T Note 2 AWS MOD to enable T-Mobile AWS 3G/4G bands, we can also do something similar with the AT&T Galaxy S4 SGH-i337 or Canadian SGH-i337M.
Similar to the AT&T Note 2 AWS MOD to enable T-Mobile AWS 3G/4G bands, we can also do something similar with the AT&T Galaxy S4 SGH-i337 or Canadian SGH-i337M.