BO 4.0 SP2 upgrade to Service Pack 9

Hello,

We have BO edge 4.0 Support Pack 2 14.0.2.364. We are about to install up to the latest patch i belive is Patch 9

Patch 2.6 14.0.2.481

Has anyone done this yet? If so, is there anything i need to take be aware of or is this a straight forward install.

We are running Windows 2008 x64 R2.

thanks

david