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posted 2015-09-29 12:21:28 +0200

Lock screen/unlock gesture usability issue, part 2

It's very likely that waking double tap is performed near the center of the device screen. So it's also very likely that unlocking swipe will start near the screen center. But there is no enough space to finish unlocking swipe - if one starts his gesture a bit off-center device will not unlock even if one move his finger to the very edge of the screen.

That should be tuned somehow: - make required swipe shorter; - give visual feedback on what is right start position of the swipe/

Lock screen/unlock gesture usability issue, part 2

It's very likely that waking double tap is performed near the center of the device screen. So it's also very likely that unlocking swipe will start near the screen center. But there is no enough space to finish unlocking swipe - if one starts his gesture a bit off-center device will not unlock even if one move his finger to the very edge of the screen.

That should be tuned somehow: - make required swipe shorter; - give visual feedback on what is right start position of the swipe/swipe.

Lock screen/unlock gesture usability issue, part 2

It's very likely that waking double tap is performed near the center of the device screen. So it's also very likely that unlocking swipe will start near the screen center. But there is no enough space to finish unlocking swipe - if one starts his gesture a bit off-center device will not unlock even if one move his finger to the very edge of the screen.

That should be tuned somehow: - make required swipe shorter; - give visual feedback on what is right start position of the swipe.

Lock screen/unlock gesture usability issue, part 2

It's very likely that waking double tap is performed near the center of the device screen. So it's also very likely that unlocking swipe will start near the screen center. But there is no enough space to finish unlocking swipe - if one starts his gesture a bit off-center the device will not unlock even if one move his finger to the very edge of the screen.

That should be tuned somehow: - make required swipe shorter; - give visual feedback on what is right start position of the swipe.

Lock screen/unlock gesture usability issue, part 2

It's very likely that waking double tap is performed near the center of the device screen. So it's also very likely that unlocking swipe will start near the screen center. But there is no enough space to finish unlocking swipe - if one starts his gesture a bit off-center the device will not unlock even if one will move his finger to the very edge of the screen.

That should be tuned somehow: - make required swipe shorter; - give visual feedback on what is right start position of the swipe.