In your case the correct way to connect is via Charms menu: Devices, Project, Add a wireless display. This is because your system has Intel® HD Graphics 4000 and Windows* 8.1. Support Knowledge Base
Besides this, I recommend you getting the latest drivers for Intel® HD Graphics and Nvidia* (or the third party graphics being used). Sometimes, you will need to get the latest drivers from the system manufacturer instead. Graphics Drivers — Switchable Graphics feature FAQ
Try getting the latest firmware update for your TV. I also included the download links for Intel® PROSet Wireless Software.
Intel® PROSet/Wireless Software — Intel® PROSet/Wireless Software downloads