If you are looking to from a modern PC, it is often safer to use current tools like Wondershare Recoverit or free alternatives like Hiren's BootCD PE which are regularly updated for modern hardware.
Claimed 100% compatibility for hardware of its era. Wondershare Liveboot 2012 Iso Download
Fixes booting problems like "NTLDR is missing" or "BOOTMGR is missing," and repairs corrupted MBRs or registries. If you are looking to from a modern
Insert the USB/CD and restart your PC. You may need to enter your BIOS/Boot Menu (usually by pressing F12, F2, or DEL during startup) to set the USB or CD-ROM as the primary boot device. Wondershare Liveboot 2012 Iso Download