Wifi and microphone not working

Hi kushagra208,

Welcome to Apple Support Communities. I understand you're experiencing a few technical issues with your iPhone, such as the inability to place calls, the microphone not working properly and the inability to take photos or videos.

Having a fully functional device is important and I'd like to help.

With regard to having issues making a phone call, I suggest following the steps outlined in this helpful article: If you can't make or receive calls on your iPhone Following these steps can also help to establish phone calls with the third party apps. In addition, I recommend making sure that your apps are updated to the latest software version. Here's how: Update apps or use automatic downloads

In reference to the microphone not working, you'll want to follow the troubleshooting steps outlined through this link: If the microphones on your iPhone aren't working

For the camera on your iPhone, these steps can help: If the camera or flash on your iPhone, iPad, or iPod touch isn't working

Please let us know if that helps.

Kind regards.

kushagra208,

Thanks for getting back to us and for providing those details.

To review this further for you, I recommend contacting Apple Support for assistance. You can contact them through this link here: Contact Apple Support

Cheers.

When you connect external headsets, is it possible to record audio?

If this is true in your case, then the internal microphone of your device may be faulty or its connection in the circuitry may have been damaged.