Fix INACCESSIBLE BOOT DEVICE Error in Windows 7, 8,10 [Complete Tutorial]

Fix INACCESSIBLE BOOT DEVICE Error in Windows 7, 8, 10.

This tutorial will address the following concerns:
inaccessible boot device
inaccessible boot device error
inaccessible boot device Windows 10
inaccessible boot device error in Windows 10
inaccessible boot device Windows 8.1
inaccessible boot device error Windows 8.1
inaccessible boot device Windows 10 after update

This tutorial will apply for computers, laptops, desktops,and tablets running the Windows 10, Windows 8/8.1, Windows 7 operating systems.Works for all major computer manufactures (Dell, HP, Acer, Asus, Toshiba, Lenovo, Samsung).

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how to repair windows 7