Rebuild the boot sector. When you are unable to start the computer and see a disk read error, the boot configuration data store (BCD) could be corrupt, missing, or incorrectly configured.

Why does my computer say Disk read error? A “Disk read error” on your computer signals a problem with the hard drive, preventing the system from accessing essential startup information.

Dealing with the "Your PC did not start correctly" error on a Windows 10 or 11 computer can be quite troublesome.

If your drive has a bad sector, it can corrupt your files and cause the error message “Can’t read from source file or disk” to exist.

If you face Disk Error 0x800706F9, The disk media is not recognized, It may not be formatted, then see this post.