Here is waht the A360 Drive icons mean in the system tray. Note that this is from the help for A360 Drive and the FAQ section.
What do the different Autodesk 360 drive icons mean in the taskbar notification area?
- Currently signed in.
- Action paused.
- Changes synced successfully.
- Changes not synced successfully.
- Product update available.
- Currently signed out.
- Spinning icon indicates sync in progress.
Hope this helps