Most modern browsers have moved away from plugins, but if you are using an older setup or the Battlelog browser extension:
Battlefield 4 's squad-based gameplay relies heavily on communication, but players frequently encounter the "Battlefield 4 VOIP not working" bug. This issue often stems from mismatched Windows audio defaults, in-game setting resets, or hardware conflicts where the game prioritizes the wrong device. 1. Match Default Audio and Communication Devices (PC) Battlefield 4 Voip Not Working
Rarely, the game fails to connect you to the voice channel. Leave the squad, create a new squad, then rejoin your original squad. This forces a re-handshake with the VoIP server. Most modern browsers have moved away from plugins,
I’m having trouble getting VOIP to work in Battlefield 4. I can see the speaker icons lighting up when squadmates talk, but I can’t hear them. Similarly, my icon lights up when I press the talk key, but nobody can hear me. What I've checked: Match Default Audio and Communication Devices (PC) Rarely,
Issues with Battlefield 4 's Voice Over IP (VOIP) often stem from Windows sound settings where the default communication device differs from the main output