Here's some important news for anyone who hasn't updated their phone since 2009 - AT&T is shutting down its 3G network today.
- While most of us upgraded from 3G years ago, the change could still affect old phones or other devices like Kindles.
- AT&T's 3G network has been around since 2002.
- Other digital providers are expected to shut down their 3G networks by the end of the year.
- Do you still have any outdated phones or devices?
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