Few things are more frustrating than being ready to chat and seeing a black box where your video should be, or having someone mouth "I can't hear you" at the screen. The good news is that almost every camera and microphone problem in a browser comes down to one of a handful of causes, and most can be fixed in under two minutes.
This guide works through them in order, from the most common and quickest fixes to the less obvious ones. It applies to JustChill Live and to any other browser-based video chat.
Start here: the three-second checks
Before diving into settings, rule out the obvious:
- Is your camera covered by a privacy shutter or sticker?
- Is your microphone muted with a physical switch on your headset or keyboard?
- If you use an external webcam or headset, is it plugged in firmly? Try another USB port.
- On laptops, some models have a function key that disables the camera or microphone. Look for a camera or microphone icon on the keys.
It sounds basic, but these catch a surprising number of people.
Fix 1: Allow permission in the browser
Browsers will not let any website use your camera or microphone without your permission. If you clicked Block by mistake, or dismissed the prompt, the site cannot access them.
Chrome and Edge (desktop)
- Click the icon to the left of the address bar (a padlock or settings icon).
- Find Camera and Microphone and set both to Allow.
- Reload the page.
Firefox (desktop)
- Click the permissions icon in the address bar.
- Remove the blocked camera and microphone permissions, or set them to Allow.
- Reload the page and accept the prompt.
Safari (Mac)
- Open Safari, then Settings, then Websites.
- Select Camera and Microphone in the sidebar and set the site to Allow.
- Reload the page.
Mobile browsers
On Android, tap the icon beside the address bar in Chrome, then Permissions, and allow Camera and Microphone. On iPhone and iPad, go to Settings, then Safari (or your browser), and check Camera and Microphone access, and also check the "aA" or page settings menu inside Safari for the specific website.
Fix 2: Allow permission in your operating system
Even if the browser allows access, your operating system may block the browser itself.
Windows 10 and 11
- Open Settings, then Privacy and security (or Privacy), then Camera.
- Turn on camera access, and make sure "Let desktop apps access your camera" is on.
- Repeat for Microphone.
macOS
- Open System Settings, then Privacy and Security, then Camera.
- Turn on access for your browser.
- Repeat for Microphone. You may need to quit and reopen the browser afterwards.
Android and iOS
Check that your browser app itself has camera and microphone permission in the device's app settings.
Fix 3: Close other apps using the camera
On many systems, only one application can use the camera at a time. If a video meeting app, another browser tab, or camera software is running, your video chat may see a black screen or an error. Close other video apps completely, including ones running in the system tray or background, and close other tabs that might be using the camera. Then reload the page.
Fix 4: Choose the right device
If you have more than one camera or microphone, such as a built-in laptop mic and a headset, the browser might be using the wrong one. In Chrome and Edge, click the permissions icon in the address bar and look for device options, or check Settings, then Privacy and security, then Site settings, then Camera and Microphone, where you can pick a default device. In Firefox, the permission prompt usually lets you choose. On your operating system, check the default input device in the sound settings.
Fix 5: Use a secure connection
Browsers only allow camera and microphone access on secure (HTTPS) pages. JustChill Live always uses HTTPS. If you ever see a warning about an insecure connection on a video chat site, do not proceed, since that is also a sign that something may be wrong with the site or network.
Fix 6: Update or switch your browser
Outdated browsers can have bugs with media devices. Update to the latest version, or try another modern browser to see whether the problem is browser-specific. Our guide to the best browsers for video chat compares the main options.
Fix 7: Check extensions
Some privacy and ad-blocking extensions interfere with camera access or with WebRTC connections. Try opening the site in a private or incognito window, where extensions are usually disabled. If it works there, disable extensions one at a time to find the culprit.
Fix 8: Update drivers (Windows)
If your camera does not work in any application, not just the browser, the issue may be the driver. Open Device Manager, find your camera under Cameras or Imaging devices, and choose Update driver. Laptop manufacturers also offer driver updates on their support websites.
Fix 9: Restart
When all else fails, restart the browser, then the computer. It is a cliché because it works: it releases devices held by crashed processes and reloads drivers.
Microphone-specific problems
- They can't hear you: Check that you are not muted in the chat interface, that the correct input device is selected and that the input level moves when you speak (visible in your system's sound settings).
- You sound quiet or distant: Move closer to the microphone, or use a headset. Laptop microphones pick up a lot of room sound.
- They hear an echo of themselves: Your speakers are feeding back into your microphone. Use headphones. See our full guide to fixing echo and audio problems.
Camera-specific problems
- Black screen: Usually permissions, another app using the camera, or a physical shutter.
- Very dark image: Lighting, not the camera. See lighting for video chat on a budget.
- Blurry or pixelated video: Often your internet connection rather than the camera. See improving video quality on slow internet.
- Mirrored video: Your own preview is often mirrored so it feels natural, but your partner sees you the correct way round.
When the camera works but the video never connects
If your preview shows your video but a partner never appears, the issue is the connection between you, not your devices. Try skipping to another person, switching networks or disabling a VPN. Our article on STUN, TURN and NAT explains why some networks make this harder.
Quick checklist
- Physical shutter and mute switches off
- Browser permission set to Allow
- Operating system permission enabled
- No other app using the camera
- Correct device selected
- Browser updated, extensions checked
- Restart if needed
Once you have worked through this list once, you will know your setup well, and future problems will take seconds to fix.