@Alyssap20 change it to b,g,n. Save the settings. Then reboot your modem and Roku
Here is a good guide from @AvsGunnar
https://community.roku.com/t5/Network-Wireless-Wired-Connections/Error-014-30-stuck-for-three-days/t...
It’s finally working thank you so much
@Alyssap20 Your welcome. Make this as solved. Have a good day 😀