If you’re like most gamers, you probably use your voice to communicate with friends and family while playing your favorite video games. But if you’re trying to chat in GTA 5 on the PlayStation 4, you may find that your mic isn’t working. Here’s how to turn it on. First, make sure that the microphone is plugged into the PS4 and that it’s turned on. If it’s not, go to Settings > System > Audio and select “Microphone.” Now, open up the “Chat” menu by pressing down on the D-Pad and selecting “Chat.” In the chat box, type “/mic” followed by a space and then your message. For example, if I wanted to say “Hey! How are you?” I would type “/mic Hey! How are you?” ..