When creating a game, each difficulty button is now bound to a unique key: Normal 'r', Nightmare 'n', and Hell 'h'.

当创建一个游戏，每个困难按钮现在绑定到一个唯一的密钥：正常' R '等，恶梦' N '和地狱的H。

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Try another PC once or connect it with a different Data cable or try holding the power button for 10sec n leaving it and then again press for a few second…

尝试换一台电脑或者换一根数据线，或着长按“电源键”大约10秒钟后松开，然后再按电源键几秒钟…

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Between the plastic and the display is a flush black bezel that gets a bit thicker on the top and the bottom, housing the trademark "n" home button -- a signature, the company explains, that helps people orient the device even when the screen is off.

ENGADGET: Barnes & Noble's Nook HD 7-inch Android tablet, hands-on (video)

On the bottom black bezel, you'll find the Nook's signature lowercase "n" physical home button.

ENGADGET: Nook HD review: a high-def tablet with the heart of a reader