You can easily check your Wi-Fi signal's strength, right down to the exact dBm levels, on a Mac or PC computer. Signal strength is measured in decibel milliwatts (dBm ...

Mobile phone signal strength is crucial for ensuring good call quality and fast data speeds. We often encounter situations where mobile phone signals are weak. Generally speaking, we will judge the ...

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If you've ever found yourself wandering in circles or leaning halfway out your bedroom window to find a few bars, you can kiss those days goodbye. Bars are not exactly accurate — some phones, like ...

The iPhone 3G automatically switches between 3G and 2G networks for voice and data connections. In theory, the phone should hop off 3G when signal strength is too low or non-existent, and hop back on ...

Carriers being able to determine which software features are available is nothing new. After all, some carriers hide the mobile data and hotspot options in the notification panel. Unfortunately, that ...