A: Do not manually delete system files. Windows File Protection will restore it, and you risk corrupting your audio stack. Always use Device Manager or the registry method.
The Windows audio device graph isolation process ( audiodg.exe ) may spike to 20–40% CPU usage when the Everest APO driver is active, even during silence. everest apo effect driver
for a comprehensive list of Everest APO driver versions and their release dates for different Windows versions. A: Do not manually delete system files