I unlocked an AT&T galaxy s3 and am currently using it with my T-mobile sim card. Say I chose to switch to AT&T, will an at& t sim work now??? or is my phone now locked to t-mobile??
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I unlocked an AT&T galaxy s3 and am currently using it with my T-mobile sim card. Say I chose to switch to AT&T, will an at& t sim work now??? or is my phone now locked to t-mobile??