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5

I notice that apps like whatsapp switch from loudspeaker to earpiece speaker if you hold the phone to your ear. It was so simple, I thought I had a weird bug where it would switch between the two, then I realized it works if I just hold it to my head. Perhaps this is the same for Skype or for the media player in general on the phone?


3

Windows Phone 8.1 will allow the user to explicitly pick the following: Option to update store apps when only on Wi-Fi The above is listed as a feature available in the Windows Phone 8.1 preview to developers. The entire list is published here.


2

There's an article on the how-to section of the Windows Phone website, namely How can I minimize my data usage?. The article gives several tips and this one might be helpful to you: Prevent cellular data usage when Wi-Fi connectivity is limited If your phone is connected to a Wi-Fi network and can't complete a task because connectivity becomes limited, ...


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