HT201673: iOS: Understanding cellular data networks
Learn about iOS: Understanding cellular data networks
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Helpful answers
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Jul 28, 2012 12:09 PM in response to Malik2spiffby pvonk,When the phone sleeps and wifi is then turned off (automatically), the cell data channel is used to communicate.
To avoid this, Settings>turn on airplane mode, then in wifi, turn on wifi.
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Jul 28, 2012 12:12 PM in response to pvonkby IdrisSeabright,pvonk wrote:
When the phone sleeps and wifi is then turned off (automatically), the cell data channel is used to communicate.
To avoid this, Settings>turn on airplane mode, then in wifi, turn on wifi.
I believe WiFi will stay on if the iPhone is plugged in. So, that's another option.
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Jul 28, 2012 12:13 PM in response to DoniMasterby pvonk,I don't think the carrier can do anything about this specific issue.