Lync 2013 Client has PowerPoint, Whiteboard, Poll and Q & A greyed out

Problem

You’ve successfully deployed Lync Server 2013 and began testing features in the Lync 2013 client but quickly noticed that the following options are greyed out:

• PowerPoint
• Whiteboard
• Poll
• Q & A

Solution

While there could be various reasons why these options would be greyed out, one of the more obvious reasons is that you forgot to check the checkbox:

Conferencing (includes audio, video, and application sharing)

… during your Lync front-end server deployment:

To correct the issue, simply launch the topology builder and enable the feature

Once the option is enabled, publish the topology, launch the Lync Server 2013 – Deployment Wizard and rerun the Setup or Remove Lync Server Components to install the missing components:

Once completed, the options should now be available: