Still no possibility of connection on the #YouTube #Xbox app. 5 days after the beginning of the problem, no communication from @YouTube @TeamYouTube and @XboxSupport. What professionalism 
According to the service status page there are no known issues: https://support.xbox.com/fr-fr/xbox-live-status … That would indicate it is a local problem. Three suggestions for troubleshooting to try to fix it: 1) Make sure the app is up to date 2) hard reset your console /1