Dropbox icon in system tray or in menu bar for OS X

(Step 1) Click on the Dropbox icon in system tray or in menu bar for OS X.
Locating Dropbox Icon
(Step 2) Click on the gear icon and select Preferences from drop-down menu. You will land on the Dropbox Preferences page.
Preferences
Preferences
(Step 3) Click on the Account tab and then click on the Move… button.
Account Tab
(Step 4) Specify the new destination address of Dropboxfolder and click OK.
Destination Address of Folder
(Step 5) Click on OK to confirm the move. Move Folder