mirroronline.app

Camera Not Working?

Fix camera access step by step for your browser and device.

Quick checks

Allow the camera in your browser

Chrome (Windows, Mac, Chromebook)
  1. Click the icon to the left of the web address.
  2. Set Camera to Allow.
  3. Reload the page and press Start mirror.
Safari on a Mac
  1. Open Safari, then Settings, then Websites.
  2. Choose Camera and set mirroronline.app to Allow or Ask.
  3. Reload the page.
Firefox
  1. Click the camera or permissions icon in the address bar.
  2. Remove the blocked camera permission.
  3. Reload and choose Allow when asked.
Microsoft Edge
  1. Click the lock icon to the left of the web address.
  2. Open Permissions for this site and set Camera to Allow.
  3. Reload the page.
iPhone or iPad
  1. Tap the page menu (aA) in the address bar and open Website Settings.
  2. Set Camera to Allow or Ask.
  3. Also check Settings › Safari › Camera, then reload.
Android (Chrome)
  1. Tap the icon to the left of the web address and open Permissions.
  2. Turn on Camera.
  3. If it is still blocked, check Settings › Apps › Chrome › Permissions › Camera.

Check your system settings

Microphone trouble too? See mic not working on testthemic.app.

Back to mirror

Questions and answers

The page says the camera is busy.

Another app or tab is using it, for example Zoom, Teams, Skype or a second mirror tab. Close them and press Try again. Restarting the browser often helps.

I see a black picture.

Check for a physical privacy shutter or a camera key on your keyboard, and that the right camera is chosen if you have more than one.

Why does the site need https?

Browsers only allow camera access on secure (https) pages. mirroronline.app always uses https.

Last updated October 24, 2026