FreeFileSync Forum

Just installed v8.3.
After sync is completed, I hear a loud ring.
How can I disable the ring sound?

I set sync option to Mirror. It's been working perfect for long time.
But lately when I click synchronize, pop up synchronize Preview screen shows no changes, both left and right side show zero indicating no files been changed. But files have been changed.
Any ideas?

BTW I have only 1.5GB data to ...