How can i log out the devices on my xfinity stream app?

Good afternoon and happy Saturday @Bryan_L, thank you for reaching out to our dedicated Communities team on our forums, we appreciate it! How is your weekend going? We hope your day is going well. I'm sorry to hear that you are running into issues removing devices from your Stream app, rest assured you've reached the right team to help. To confirm, are you logged into the app as the primary user? Are you looking to remove them from your online account as well? You can also manage devices by following the instructions listed here https://www.xfinity.com/support/articles/manage-authorized-apps-devices. Please let us know if this information helps.