@Provi2855
Thanks for the post.
We would recommend trying the following steps:
Settings > Network > Set up connection > Choose Wired or Wireless.
In addition, we would recommend taking a look at the information and troubleshooting steps provided by our Support pages here:
Check your network connection
Set up or fix your internet connection
Please keep us posted what you find out.
Thanks,
Danny
Danny R.
Roku Community Moderator