Allow (unmute) or Block (mute) Sites to Play Sound in Google Chrome from Site Settings
1. While in Google Chrome, open the tab you want to allow or block.
2. Click/tap on the View site information button just to the left of the site's URL in the address bar, and click/tap on Site settings. (see screenshot below)
3. Click/tap on Allow (unmute), Block (mute), or (default) action from the Sound drop menu for what you want for this site. (see screenshot below)
4. When finished, you can close the Settings tab.