Why:
You will not be able to update
If you're updating DC to 4.7.0, you need to install a prerequisite program named "Microsoft Message Queuing (MSMQ)". The installer will handle it on new installations.Download it from
To install the feature, enable the following.
(Optional) You can find some more information rearding this here: https://msdn.microsoft.com/en-GB/library/aa967729(v=vs.110).aspx