GALAXY S 3 - constantly switching data modes
 

Since I switched to Rogers, my S3 is constantly switching between gprs, edge, and 4G. My signal will be 89-95db then spike to 103-105db. My phone will show data, then randomly it will drop data completely or switch to gprs, then edge, then eventually 4g. I have tried GSM/hspa only, and hspa...

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