Thanks for the report, the fix will be available in the next version, 9.14.0. It’s is scheduled to be launched next week.
If you want to get the beta version, you can either sideload it using the download links from this post: Release Announcements - Android TV beta - #590 by bernardoghazi or by joining the beta here: https://play.google.com/apps/testing/com.plexapp.android. Otherwise you can wait until next week when this will be available publicly.