Change the focus in the Bridge window or Adobe dialog box by selecting another item.
Change to a different folder momentarily.
Resize the Bridge window or the Adobe dialog box, or bring the Bridge window to the foreground (updates may not appear in the Bridge window if it’s in the background).
Choose the Refresh command using the Tools menu or the Project
Tools (Acrobat) menu menu
in the Adobe dialog box or the View menu in Adobe Bridge.