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Sounds like a BIOS setting on the computer. &nbsp;Many are set to boot to USB by default.
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Sounds like a BIOS setting on the computer.  Many are set to boot to USB by default.

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At what point does it hang? Do you get a BSOD at the point the computer reboots?
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At what point does it hang? Do you get a BSOD at the point the computer reboots?

bios-quasar2-advanced-boot.gif

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With the usb flash drive plugged in, Windows 7 Pro hangs or goes into a reboot loop when restarting.<br />
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Any suggestions on how to keep this from happening ?
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With the usb flash drive plugged in, Windows 7 Pro hangs or goes into a reboot loop when restarting.

Any suggestions on how to keep this from happening ?

Windows 7 with usb flash drive hangs or goes into a reboot loop

Windows 7 is an operating system from Microsoft. Features include multi-touch support, a redesigned Windows Shell with a new taskbar, referred to as the Superbar, a home networking system called HomeGroup, and performance improvements.