Help & troubleshooting for network issues, including connecting your device to your home Wi-Fi network, connecting to public networks, troubleshooting wireless issues & ethernet connections, and optimizing streaming performance.
My tv keep asking are you continue watching very 5 minutes
That does sound like the Bandwidth Saver, but that is only supposed to activate after 4 hours of user inactivity and there is no option to change the time period. As @boogernose suggested, turning it off is at least worth a try.
If that doesn't do it, see if a system restart helps. From the home screen:
Settings > System > System restart
[Or for Roku TV: Settings > System > Power > System restart]
Let us know how you make out.
Roku Streaming Stick +, 3810X, Ser YH0059427035, wifi - Samsung UN55ES6100
Roku Streaming Stick, 3600X, Ser 5S56D8240827, wifi - JVC EM37T