Open Settings
Go to System
Click Sound
Click More sound settings
In the Sound window, open the Sounds tab
Under Program Events, select Default Beep or System Notification
In Sounds, choose None
Click Apply
Click OK
Repeat for any other volume-related system sounds if needed
Alternatively, open Control Panel
Go to Hardware and Sound
Click Sound
Open the Sounds tab
Set the sound scheme to No Sounds
Click Apply
Click OK