On any Roku device, including the Roku Express, Roku Ultra, and Roku Streaming Stick Plus, you can access the hidden channels. What you must do is as follows:
Use your mobile device or computer to explore my.roku.com.
Log in utilizing your Roku ID and password.
Click or press Add channel with a passcode under Manage account.
Pick the Add Channel option after giving the required channel access code.
A pop-up notification will show up. To continue, click or tap OK.
After choosing “Yes, Add Channel,” you’re done!