Microsoft just unveiled the first major update to Windows 8, and it includes tweaks to nearly every aspect of the operating system: the lock screen, Start menu, Windows Store and onscreen keyboard.

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Seven different lock screens are also on the menu, which range from secure options such as Face Unlock, PIN and password to a rotary style screen that offers up to six apps for quick launch access.

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The emergency contacts (ICE) menu is proving to be a Pandora's Box of lock screen vulnerabilities on several Samsung Galaxy handsets.

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To replicate the bug, you'll need to tap the "Emergency Call" button on the lock screen, then go into the ICE (emergency contacts) menu.

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