The Internet Filter (VPN) is an additional service available to Premium subscribers.
You can turn the VPN on by navigating to the Device tab > toggle Internet Filter
With each iOS device you active the VPN you must have purchased a filter.
ie. Premium + 1 Filter
Premium + 2 Filters
If you do not upgrade your subscription within 24hrs the VPN will automatically turn off.
If you have received notification that the VPN has been turned off and you wish to continue using this feature:
1. Go to the Device tab > then toggle the Internet Filter back on
2. Upgrade your subscription to include the additional VPN filter.