To activate Tubi TV on Roku, start by powering on your Roku device and navigating to the Roku home screen. Then, scroll to find the Tubi TV app or search for it using the Roku Channel Store. Select the Tubi TV app and click on "Add Channel" to install it on your Roku. Once installed, launch the Tubi TV app and select "Sign In" or "Activate" option. You'll receive an activation code on your Roku screen. Go to
tubi.tv/activate on a web browser, enter the code, and follow the prompts to complete the activation process. Now, you can enjoy Tubi TV's vast library of free content on your Roku device.