Cannot hear anyone in team voice chat

Posting this for a second time because nobody bothered to reply.

Hi, I cannot hear anyone talking in team voice chat but i can hear everything else. This problem is only happening in Overwatch and Rainbow Six I am in team chat, my computer uses realtek hd audio and i’m on my gaming laptop
Laptop specs are
GeForce GTX 1050ti
i7 7700k
16 GIGS of ram and a 250 gb ssd

Please reply

I dont know much, but it might be your firewall or router blocking voice chat. Try to contact technical support.