Roku 3500R User Manual page 23

working just fine.
Once you've added a channel or an app, it will not be displayed until
you update your Roku. Normally, the channels will appear within the next
24 hours, but if you are in a hurry to get the channels to you faster, you can
make the process quicker by going to "Settings" then "System" then
"System Update. A few minutes after doing that, your new channel should
appear in the Home screen of your device.
To make the most out of your Roku Stick, you will first need to spend
a little bit of time filling your Roku with some channels. At almost 2,000
channels, the amount of choices is overwhelming. But not to worry! I will
tell you about the best channels that you might consider adding.
Roku Stick User Guide
15