Solution to "no audio device" caused by System Service stop

System Service stop causes "no audio device" solution: System Service stop causes "no audio device" solution: 1. click Start in the lower left corner of the desktop and find "run" 2. enter services. msc and press enter, open service [note] Step 1 and Step 2. You can also right-click the [my computer] icon on the desktop ---> Manage ---> Expand the last [service and application] on the left Tree and select 【 service] node, open service 3. find the windows Audio Service, right-click, and view properties 4. set the start type to "automatic" and click "start" under the service status.