If you're a Comcast customer and you're having trouble accessing some of your channels, it's possible that your account isn't authorized for those channels. Here are a few things to check if you're experiencing this issue:
First, make sure that you have an active subscription to the channel in question. If you're not sure, you can contact Comcast customer service to confirm.
Next, check to see if there are any regional restrictions in place for the channel. Some channels are only available in certain areas, so if you're trying to access a channel that's not available in your region, you won't be able to do so.
Finally, ensure that your Comcast equipment is properly configured. Sometimes, an issue with your equipment can cause problems with accessing certain channels. If you suspect this may be the case, contact Comcast customer service for assistance.