I'd like to recommend creating a account so me or other members can assist you, as guest have limitations in replying here and if we need further Information to communicate with you.
I'll provide a link to register, please come back to your post so we can further assist you . Thank you
Welcome to Android Central! Which phone? You're saying that the message "Delete Cast to (TV) Samsung 6 Series (40)" shows up in a popup window, or in the status bar?