Windows 10 - Rebuild the system partition (MBR) after it being deleted

Remark: Please make a full disk backup before use the following steps, you can use another company or harddisk docking to clone a whole hard disk

1. Rebuild the system partition: (Creating 500mb System Reserved partition )
rem == 1. System partition ======================
create partition primary size=500
format quick fs=ntfs label="System"
assign letter="S"
active
https://docs.microsoft.com/en-us/windows-hardware/manufacture/desktop/configure-biosmbr-based-hard-drive-partitions

2. Repair Master Boot Record (MBR) in Windows 10/8/7
bootrec /RebuildBcd
bootrec /fixMbr
bootrec /fixboot
http://www.thewindowsclub.com/repair-master-boot-record-mbr-windows

3. Rebuild bootloader
bootsect /nt60 drive_letter: /mbr
https://superuser.com/questions/949219/how-to-fix-the-windows-10-boot-loader-from-windows

4. Fix Boot Files on MBR Partition Table
bcdboot D:\Windows /S D:
After the Boot files creation, open DISKPART utility again by typing:
diskpart
In DISKPART prompt type:
list disk
Now type the following command and then press Enter:
select disk X  (Where “X “means the number of disk that contains the Operating System – e.g. “0”)
select disk 0
Then give the following commands in order (press Enter after typing each one of them)
list volumelist volume
select volume X (Where “X “means the number of Volume that contains the Windows folder. In this example is the Volume “3”)select volume 1
activemake partition active
Type exit to close the DISKPART tool.
Close all Windows and reboot your computer
https://www.wintips.org/fix-operating-system-was-n0t-found-error-on-windows-10-8-solved/

Done

Windows 10 - Rebuild the system partition (MBR) after it being deleted