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Windows Central Question
lumia 640 rm-1077 without LTE
hi.i have read lumia 640 rm-1077 is LTE version,but i just have 3g in configuration options.can i use a ROM to have LTE in this phone?.
hi.i have read lumia 640 rm-1077 is LTE version,but i just have 3g in configuration options.can i use a ROM to have LTE in this phone?.