> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.gregmat.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# AutoPlay Videos on GregMat

# Allow AutoPlay Sound in Your Browser

You need to enable video sound autoplay in your browser settings for the GregMat or PrepSwift website for the autoplay feature to work properly.

### Chrome

![Click the setting button next to the url bar and open site settings](https://storage.crisp.chat/users/helpdesk/website/-/d/a/e/2/dae26df2c856200/gmvideoautoplay01_ekpxjq.jpg)
![Change the "sound" setting to "allow"](https://storage.crisp.chat/users/helpdesk/website/-/d/a/e/2/dae26df2c856200/2025-08-12-at-1519012x_jsyjyj.jpg)

### Firefox


[Allow or block media autoplay in Firefox](https://support.mozilla.org/kb/block-autoplay)


![Click the lock icon next to the url bar and click "connection secure"](https://storage.crisp.chat/users/helpdesk/website/-/d/a/e/2/dae26df2c856200/2025-08-13-at-1207012x_1vqhapx.jpg)
![Click "More Information"](https://storage.crisp.chat/users/helpdesk/website/-/d/a/e/2/dae26df2c856200/2025-08-13-at-1207242x_1drsj1g.jpg)
![In the pop-up window, click the "Permissions" tab](https://storage.crisp.chat/users/helpdesk/website/-/d/a/e/2/dae26df2c856200/2025-08-13-at-1207482x_6vdv5c.jpg)
![Scroll to "AutoPlay", firstly uncheck the "Use Default" checkbox and then select "Allow Audio and Video"](https://storage.crisp.chat/users/helpdesk/website/-/d/a/e/2/dae26df2c856200/2025-08-13-at-1208252x_f8d7iy.jpg)