If you attempt to execute Instant Boot recovery for Hyper-V backups from the Vembu BDR Windows backup server without enabling the Hyper-V role, you will encounter the following error:

"Error: Hyper-V role not enabled in this server to do Instant-boot, please enable Hyper-V role and then try again."

To resolve this error, follow these steps to enable the Hyper-V Role on your Vembu BDR backup server machine:

1. For Windows Server 2008:

Refer to this article for instructions: https://technet.microsoft.com/en-us/library/cc794929(v=ws.10).aspx

2. For Windows 8, Windows 8.1, Windows Server 2012, Windows Server 2012 R2:

Refer to this article for instructions: https://technet.microsoft.com/en-us/library/hh846766(v=ws.11).aspx

3. For Windows 10 (as Server):

Refer to this article for instructions: https://msdn.microsoft.com/en-us/virtualization/hypervonwindows/quickstart/walkthroughinstall