Did you give us the correct MAC address?
You could try with this portal URL: http://link.comstar.tv:6969/c/
Is your Internet speed at the recommended minimum—16 Mbps; 30 Mbps for HD channels—or higher?
Is your device wired in (Ethernet) or is it connected wirelessly (WiFi or mobile data)? Ethernet will always be faster and more stable; use Ethernet, if you can.
Are your device’s specs powerful enough to effortlessly handle live HD streaming?
If you’re using an STB emulator did you follow the steps in our guide to Setup Android STB Emulator?
If you’re using an STB emulator have you tried wiping your app’s cache then restarting your device?
If you’re using a MAG box have you tried restarting your device?
If you’re using an Android device/MAG box have you tried logging out then factory resetting your device?
Have you double-checked the server portals we sent you in activation e-mail?
Please note that we (and any other IPTV Provider) do not support newer MAG devices (such as the MAG 424, 424W3). The Android MAG devices 424A etc, are supported only when running Android apps.