[Q] Ausie phone in UK help urgent

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Hunteres

Senior Member
Nov 4, 2010
1,081
198
Dublin
in short. i came from Australia trip and i brought with myself SGS3... and i am suffering from poor reception or occasional signal drops. i wonder is it ok to flash over UK firmware? (does the firmware include Modem settings and is it ok to do so?

its i9305 unlcoked. white.