If you’re having trouble activating a device using your computer, try the following:

1 Clear your browser’s cache. To find out how to do this, search your browser’s help for “clear cache”.
2 Go to HBOGO.com and click Sign In (make sure you’re not browsing in an incognito or private browser).
3 Enter the username and password for your TV provider. If you don’t know your username and password or can’t sign in, contact your TV provider.
4 Once signed in, open a new browser tab or window and go to HBOGO.com/activate.
5 Try to activate your device again. For step-by-step activation instructions, see Activate Your Devices.

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