How To Repair Master Boot Record In Windows 7/8/10 - Without CD

Error: The boot selection failed because a required device is inaccessible.

IMPORTANT: If bootrec/fixboot comes back with "Access Denied", try typing in bootsect/nt60 sys then type the bootrec /fixboot

This tutorial will show you how to fix, reset and repair the master boot record in Windows 7, Windows 8 and Windows 10. If you have boot errors and are having issues booting into Windows, there is a good chance the problem is stemming from the MBR. As I state in the video, as long as you can make it into Safe Mode with Command Prompt functionality, you can follow along with this tutorial.

You might receive the following error alert:

Windows Boot Manager
Windows failed to start. A recent hardware of software change might be the cause.
Status: 0xc000000e
Info: The boot selection failed because a required device is inaccessible.

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).