Old version of the Xfinity Stream app on LG Content Store

The version of Xfinity Stream app on the LG Content Store is 1.14.4, last updated 10/11/2022. Clearly, this is an outdated version of your app. How do I get the latest version of this app onto the LG App Store so that I can install it on my TV? This 4 year old version works, but has a tendency to freeze up.