> For the complete documentation index, see [llms.txt](https://osd.osdeploy.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://osd.osdeploy.com/docs/trash/mybitlocker/save-mybitlockerexternalkey.md).

# Save-MyBitLockerExternalKey

Saves all BitLocker ExternalKeys (BEK) to a Directory (Path).  BitLocker ExternalKeys should always be saved to the ROOT of a USB Drive for WinPE AutoUnlock.  Multiple Paths can be specified

```
Save-MyBitLockerExternalKey -Path F:\
Save-MyBitLockerExternalKey -Path F:\,F:\BitLocker\$(Get-MyBiosSerialNumber -Brief)
```

![](https://3420392058-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LpnxLqvh8u2fEz86kIM%2F-MTCJ1zyD2jzztSvapur%2F-MTCKgpUQU2XVs7w_BOY%2Fimage.png?alt=media\&token=f9302a4e-bb19-46de-88bb-4bb02b47daa7)