Cause code
You may not be connected to your in-home network, or you may experience activation issues if you have two or more Xfinity accounts.
Message
“Welcome! This device can only access Xfinity Stream on your in-home Xfinity WiFi . Use the app on your smartphone, tablet, or laptop to watch on the go, any time you like. Error TVAPP-00101.”
Solution code
Make sure you’re on your home network, then exit the app and restart it.
If you have two or more Xfinity accounts, you may need to link them in order to manage both accounts under one Xfinity ID .
Visit How to link, unlink, and switch between Xfinity accounts for more information.
If the issue persists, contact us.
Additional information
Visit our Online Support Center to find common solutions.

The easiest way to activate, manage, and troubleshoot your Xfinity experience is with the Xfinity app! Get 24/7 real-time support, pay your bill, view plan details, get outage updates, and more. Download the free Xfinity app, or scan the QR code with your smartphone.
Need additional support? Ask Xfinity Assistant.