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Instruction for Windows OS boot loop issue

Par dans Informatique / Computers Étiquette , ,

So the machine is booting straight into recovery mode, asking you to select a Keyboard Layout ? check if the storage mode of the computer change, betweeen AHCI and RAID ON. Recommended is AHCI

  • Select Troubleshooting
  • Boot the machine in command line
  • Inject the Bitlocker security keys to decrypt the machine drives to facilitate debugging

manage-bde -off c:

check the status of the decryption with manage-bde -status c:

Then perform a series of checks with :

chkdsk c: /f

sfc /scannow

bootrec /fixmbr

bootrec /fixboot

bootrec /scanos

bootrec /rebuildbcd

dism /online /cleanup-image /restorehealth

dism /online /cleanup-image /StartComponentCleanup

Repair a failing boot disk (constant repair mode)

Par dans Informatique / Computers Étiquette , , ,

Boot from a Windows 10 Install Media (USB disk)

Select Next on language/region

Select Repair PC option on bottom left

Select Troubleshoot

Boot a command prompt

run diskpart

list disk to identify the internal hard disk

select disk # to select the proper disk

list the disk volumes – list vol

Identify the EFI hidden volume # number (Hidden, kind of 512Mb, could be formatted FAT32)

Selection this EFI hidden volume : select vol #

Assign a drive letter : assign letter=n:

exit

browse from command line to this EFI drive letter N:

Repair the BCD boot : bcdboot C:\windows /s n: /f UEFI

Repair the MBR : bootrec /fixmbr

Reboot the machine