# Windows Virtual PC Windows 8 Virtual Hard Disk file format — file signature 76 68 64 78 66 69 6C 65 at offset 0

For Windows Virtual PC Windows 8 Virtual Hard Disk file format, hex signature is 76 68 64 78 66 69 6C 65; offset is 0; extension is vhdx, verified against its source on 2026-09-22.

- **Hex signature:** 76 68 64 78 66 69 6C 65 _(verified: appears in the quote below)_
- **Offset:** 0 _(verified: appears in the quote below)_
- **Extension:** vhdx _(verified: appears in the quote below)_
- **Format:** Windows Virtual PC Windows 8 Virtual Hard Disk file format _(verified: appears in the quote below)_

## What the source says

> 76 68 64 78 66 69 6C 65 | vhdxfile | 0 | vhdx | Windows Virtual PC Windows 8 Virtual Hard Disk file format |

## Source

- https://en.wikipedia.org/wiki/List_of_file_signatures

Last verified: 2026-09-22. Review by: 2027-09-22.
Part of [File format magic numbers](https://referencesource.org/file-format-signatures/).