Close Salesforce for Outlook. To do so, right-click the Salesforce for Outlook icon () in your system tray, and then click Exit
If you’re upgrading from Salesforce for Outlook v2.4.2 or earlier, uninstall your current version from the Microsoft Windows® Control Panel. If you need help, contact your Windows administrator. If you’re upgrading from Salesforce for Outlook v2.5.0. or later, continue to the next step.
Log into Salesforce
Click on your name on the top left corner of the screen and select My Settings.
From your personal settings, enter Salesforce for Outlook in the Quick Find box, then select Salesforce for Outlook. You may have to scroll down a bit to see it.
Click Download. Then click Save File. If the Download button is unavailable, submit a case to salesforce@calltower.com.