A Lock screen is a computer user interface on a computer or ... or leaves the machine alone for some time. An app is an application that allows the user to perform a specific task.

The lock screen on your Windows computer makes a first impression on ... You can choose from apps like a calendar, mail, weather, and more. You can select the apps you want to see information ...

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In many cases, smart locks dispense with physical keys altogether in favor of PINs, fingerprints, NFC tags, smartphone apps–even your smartphone or smart watch. And with some of the latest ...