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Read more Support Tips in theFor our advanced, tech-savvy users out there, we know you may want to enter Setup Utility or the Boot Menu in Windows 8.1.Here’s how to do it.By default, a Windows 8/8.1 shutdown is not a real shutdown. Instead, it is hybrid shutdown where contents of memory are saved to disk. This allows for a faster startup. However, turning on the PC after a hybrid shutdown does not allow for pressing F1 or F12 during startup.There are several ways to enter Setup Utility (F1) or the Boot Menu (F12) on a Microsoft Windows 8/8.1 PC as explained below:. Press and hold the Shift key while selecting the Shutdown option in Windows 8. This will make the PC perform a full shutdown instead of a hybrid shutdown. Then F1 or F12 can be pressed successfully during startup.
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Select Restart instead of Shutdown. Then F1 or F12 can be pressed successfully during startup. Disable the fast startup option in Control Panel - Hardware and Sound - Power Options - Choose what the power buttons do.It is also possible to access these features from within Windows 8/8.1.