The bootsect.exe utility is used to update the partition boot-sector code responsible for loading and running the boot-loader. Depending on the circumstances, the utility can also be used to update the master boot record code of a hard disk partition without editing the partition table.
Link:
https://getintopc.com/softwares/utili...
C\users username appdata local apps windows 7 Usb DVD / thn bootsect paste