The guidelines below can help to fix Roku Error Code 018. The error code 018 denote slow speed network connection:
Disconnect your device from the network and connect it back again
Try improving the wireless signal strength. You can use wireless range extenders
Restart your Roku streaming device, TV and Router
Check if your device is updated with the latest software version. You can use the Settings >System> System Update.
Go to the Settings >Network to verify the Internet connection settings
Check if device and router replacement can fix Roku Error Code 018.
Our team of experts can assist you round the clock. Contact our customer support Number +1-820-300-0450 for assistance