User blog comment:Dragonjet/KC3改/@comment-180.190.90.93-20151125063551/@comment-26424183-20151125075355


 * Go to chrome://flags in a new tab
 * Search for the ‘Enable tab audio muting UI control’ flag
 * Hit the ‘Enable’ link
 * Relaunch Chrome when prompted
 * You should see the regular speaker icon now appear in the tab strip.
 * Click it to mute the sound from that tab, and that tab alone.
 * The mute button works when the tab playing sound is selected and when it’s in the background.