How to fix Windows 10 boot failure issue


Step 01: Boot from USB/DVD-based Windows 10 recovery media or operating system setup then click Next after selecting your required language.



Step 02: Click Repair your computer as shown below.



Step 03: Select Troubleshoot



Step 04: Select Advanced Options



Step 05: Click on Command Prompt as shown below to open the command prompt.





Step 06: Type Diskpart to open the disk management command line utility

Step 07: To access the hidden partition for the EFI boot loader/BCD file type the below commands in sequence as shown in the 

                below screenshot.


                List Disk

                Select Disk 0

                List Volume

                Select Volume 3

                Assign letter=E







Step 08: Run the below command to fix boot record


               cd /d E:\EFI\Microsoft\Boot\

               bootrec /FixBoot


Step 09: To rebuild the BCD file run the below commands in sequence.


ren BCD BCD.old

bcdboot c:\Windows /l en-us /s <boot letter>: /f All


After performing the above steps restart the system and boot from the hard disk it should boot now normally.





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