hello i have NIGHTHAWK M1 this is no unlock device i using other service provider (hong kong smartone) sim but alway will auto reboot and stay welcome screen i need remove battey and push again but normal use few minute will restart again
how can solve problem?
i try to factory reset more time but issue still continue
my firmware version:NTGX50C_10.12.02.01
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I would be taking it back to where you bought it from and getting it checked.