After the three hours of idle, I am requested to go through the login screen again. Can I just stay logged in?
When logging into the Community, https://my.netgear.com/community/Login/ and checking off in the box next to "Keep me Sign in", you may extend your login period without going through the login screen.
This is not recommemded on public or shared computer devices. You will need to relogin if you clear your browser cache/history or for occassional security reasons a complete login process will be required.