Error acces to registry key when installing RBS.msi

This article about encounter registry access denied error when installing RBS.msi as your account already added Local Administrator group in Windows Server 2008

Here is the complete error:
“Installing the FILESTREAM blob store failed with error message:
Access to the registry key
‘HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Remote Blob Storage’ is denied.
Setup will continue the installation”

Cause : UAC

Solution: Disable UAC