Fxsound stops working after reactivating windows

Alright. Thanks.

This is the main thread on the sleep mode issue:

So far, no permanent fix has been found, but four actions could be proposed:

  • Disable all unnecessary devices, including hidden ones;
  • Disable automatic switching;
  • Change the Power settings to make the computer stay awake longer;
  • This workaround suggested by user @metanoiance.