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Esa22
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Boot Device Not Found

Pavilion 15 Notebook pc
Microsoft Windows 8.1 (64-bit)

hello

i installed Qubes os 

on drive H without touching c drive

then I wont to back to my windows 8.1

then i saw this messege

boot device not found 

please install an operating system on your hard disk 

Hard disk (3F0)

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Message 2 of 3
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HP Recommended

Boot Device Not Found

@Esa22 

I know nothing about the other OS, but most likely, it if boots into that OS but not into Windows, it changed the default boot loader to point to the other OS.

 

So, what is the situation?

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Esa22
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Message 3 of 3
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Boot Device Not Found

Thank you for replaying

i deleted the other os and the problem remains

Then i discovered that i have not intel optane 

in system configuration 

what i can do to have intel optane

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