If you want to activate the HBO on your smart Tv, you can do it yourself. Since you are using so many universal remote brands with your smart Tv, you should have protect your smart Tv with such kind of anti viruses. In the recent study done by www.universalremotebest.com, so many problems may be done with the non-known universal remotes. So you hould either buy a best and well known universal remote control brand, or Just use the security activation on your smartphone. That will give you complete protection for your smart Tv.
Activate HBO on your remote control is very easy. You can do it by your remote control. If you are using universal remote control, there are so many streaming services buttons are allowed. when you switch to the streaming, you can activate the HBO channels on your smart Tv.
Source:-
www.universalremotebest.com