Hi RedBaron1,
A warm welcome to the Roku Community!
Thanks for letting us know about the 004 error code on your Roku device when trying to update the software.
Would you mind sharing which specific Roku streaming player/TV has an issue with this? In addition, what is the current OS version of it? (Settings > System > About > press the right button to show the full details).
For troubleshooting purposes, have you tried to connect your Roku device to an alternative wireless network, such as a mobile hotspot, to see if you are still experiencing the same issue?
Moreover, check our Support page for more information about the steps for fixing error codes. Here, you will find how to fix Roku streaming device software update issues.
Please keep us posted regarding the behavior you are experiencing, and we'll be more than happy to continue assisting you further.
All the best,
Chel