Request Live works through your web browser to provide you video and audio chat with no download necessary. For full functionality, your browser will ask your permission to allow it to use your webcam and microphone. If your browser doesn't prompt you or if you select any option other than allow access, here is a guide broken down by browser on how to turn access back on.
Desktop Operating System
In the Safari app on your Mac, use Websites preferences to customize how you browse individual websites. To change these preferences, choose Safari > Preferences, then click Websites.
The settings you can customize (such as Camera and Microphone) are listed on the left.
To apply a setting to a website on the right, first select the setting, then choose the option you want from the pop-menu next to the website.
Ask: The site must ask if it can use the camera on your Mac.
Deny: The site can’t use your camera.
Allow: The site can always use your camera.
Ask: The site must ask if it can use the microphone on your Mac.
Deny: The site can’t use your microphone.
Allow: The site can always use your microphone.
To set permissions for a website on Microsoft Edge Chromium, use these steps:
Mobile Operating System
Check camera access is enabled on iOS
Change a site's camera and microphone permissions
If you’ve turned off microphone access on your device, you can control your app permissions on Android to use your mic.