Access efi partition on windows 10

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open cmd as admindisk

diskpart
list disk
select disk 0 "target disk, normally is 0"
list partition
select partition 1 "EFI partition, default:1"
assign letter=b
exit

Task Manager - File - Run New Task - Browse...
Now you can access and change files in EFI partition.

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How to make Windows 10 File Explorer open “This PC” by default?

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Open Explorer and go to View -> Options -> General

Change Open File Explorer to This PC

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Re-install DirectX

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1. Run Regedit by pressing Win key+R to get the Run Box and type Regedit, then press enter.
2. Locate the following registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\DirectX (You should then see a value called “Version” with a data value of 4.09.00.0904).
3. Simply double click on Version and change the number from 4.09.00.0904 to 4.08.00.0904. Then close the registry editor.
4. Download and run the DirectX installer, and it should re-install.

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