Procedure
- Decrypt the disk using the defined method as provided by the software vendor.
- Uninstall the previously installed vendor’s software (or verify BitLocker is disabled).
- Reboot the device.
- Run
chkdsk
and defragment the drive. - Check each device for a Normal Master Boot Record (MBR)
and confirm that a Normal Boot Sector is present on the boot partition.
Note
The device cannot be a dual-boot machine. - Back up user files.
- Install Full Disk Encryption. For more information, see Full Disk Encryption Deployment (Deprecated).