I tried building a cell-signal booster out of aluminum foil, and here's what happened.

Whether you're at home, on the road, or stuck in a weak coverage zone, here's how to bring your cell signal back with ...

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Humans today are constantly bombarded with screens. Whether it’s a cell phone, a computer or tablet, a TV, an automobile’s ...

Instead of buying a new phone, try clearing some space, updating your software and changing a few battery settings.

ZDNET's key takeaways Use these codes to forward calls, pay your bill, check balances, etc.Some of the codes work only on certain carriers or devices.One of the codes also might erase your data, so ...

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