As this simple but great article states:
The Windows Explorer click sounds are enough to drive you crazy after a while. You’d think that the configuration option to turn them off would be a checkbox saying “Stop Annoying Me”, but that’s just not the case.
Here’s the 2-step skinny:
- Right click your speaker icon (usually in bottom left of monitor)
- From the sound tab make the following change (set Start Navigation to ‘none’)
Here is the full article that will prevent you from going insane: