Screen Mirroring funktioniert nicht

Screen Mirroring Z helps you mirror wirelessly your phone's screen to any smart TV in realtime (no delay).  It works with TVs having a web browser and supporting following discovery protocol: DLNA, DIAL, Chromecast, UDAP.  It is designed to help you make presentation, watch your movies or play games on your TV.  This app is not affiliated with any TV brands such as: Samsung, LG, Sony, Roku, etc. - Connect your phone and your TV to the same WIFI network. - Tap "Screen Mirroring" button and follow instructions to start mirroring. – Payment will be charged to iTunes Account at confirmation of purchase (After free trial period if offered). – Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. – Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. – Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase. – Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable.