Solved
Cannot add popular channels, only esoteric ones
New Roku Express 4K+ owner. I cannot add popular channels such as Roku, Disney+, Prime, Paramount+, Pluto, Max, Spectrum TV, et cetera. Apple TV+, and Netflix were preinstalled. I could add Bloomber...
Captiva, if you're in the US, something went wrong when you created your Roku account. Close the one you have and create a new one, but make sure you clear your browser cookies or use a private/incognito browser window when you create the account at https://my.roku.com . You'll have to factory reset your Roku device to link it to the new account.
How to close your Roku® account | Official Roku Support
How to factory reset your Roku® streaming device | Official Roku SupportFor the record, the channel store links are language-region/browse. For example:
https://channelstore.roku.com/en-ot/browseCookies can totally screw up where Roku links take you.
