Hi krismayer,
A warm welcome here in the Roku Community!
We're glad to assist you with your problem connecting your Roku Express to the network. We'd like to know more about the issue that you are experiencing. How are you trying to connect to your network? Is it via a wired or wireless connection? What error message or code are you getting after trying to connect to your network or when playing content? How far is your device from your network router? Do you have cellular data, so we can try connecting your device to your hotspot? With more details, we will be able to assist you further.
We'll be waiting for your response.
Kind regards,
Eunice