I was given my grandfather's roku TV when he passed and I cannot figure out how to log out of his account. Help! I have a roku account already created from my old tv, so I need to log him out and log me back in. Thank you!
You have to perform a factory reset:
https://support.roku.com/article/208757008-How-to-factory-reset-before-returning-selling-or-gifting
You have to perform a factory reset:
https://support.roku.com/article/208757008-How-to-factory-reset-before-returning-selling-or-gifting