This problem has likely occurred because of Microsoft Update has installed something incompatible. I suggest you uninstall and then reinstall the related software and then reestablish the connection to the TV.
Hope this helps,
We understand you're having issues connecting to your TV using Intel® WiDi. Please bear in mind this software has been discontinued and is no longer applicable for support.
Our best recommendation is to make sure that you're using the latest drivers for your wireless and display adapters. If you're using Windows* 8.1 or above, Miracast* should work for you after this. For Miracast* support, we recommend engaging your https://www.intel.com/content/www/us/en/support/topics/OEMs.html computer manufacturer, or Microsoft Support*.
- https://www.intel.com/content/www/us/en/support/articles/000021693/emerging-technologies.html Product Discontinuation Notice for Intel® Wireless Display (Intel® WiDi)