You can remove channels from the home screen and using the mobile app This article explains how to delete apps and remove channels from Roku. You can delete an app directly from Roku through the ...

Clearing the cache can help speed up many devices, but Roku doesn't provide an easy option for its TVs or streaming sticks.

Signing out on a Roku 2 requires you to remove the channel completely. 1. On your Roku home screen, go to the Netflix channel. 2. Press the star button on your remote to open channel options.