Error when changing plan online

user_1lc4y1 Thank you so much for using our Forums to contact our Xfinity Support Team. You came to the right place for help and we are here to help with the plan chance, we are sorry you were having issues. To get started can you send us a DM with your full name and address? 
Here's the detailed steps to direct message us: 
• Click "Sign In" if necessary 
• Click the "Direct Message" icon (upper right corner of this page) 
• Click the "New message" (pencil and paper) icon 
• Type "Xfinity Support" in the to line and select "Xfinity Support" from the drop-down list 
• Type your message in the text area near the bottom of the window 
• Press Enter to send your message