Thanks for your first post in the Roku Community!
We understand that you are inquiring about updating the current Roku account that is linked to your Roku device.
If your Roku device is already linked to a different Roku account, we suggest performing a factory reset and linking the device again to your account just like what you did with the initial setup.
- Try running the steps below to factory reset the Roku device:
- Press Home on your Roku remote
- Scroll and select Settings
- Select System
- Select Power. If you do not see a Power submenu, skip to the next step.
- Select System restart
For more information about how to factory reset, visit our Support page here: How to system restart or factory reset your Roku streaming device | Official Roku Support
If you still need further assistance with your Roku account, feel free to contact Roku Support at https://support.roku.com/contactus