How to keep the latest version of AvaTax in QuickBooks when there are multiple instances.

Overview

You notice that you have multiple instances of AvaTax running and you want to keep the latest version of AvaTax.

Environment

QuickBooks Desktop    

Resolution

• In QuickBooks: Under Edit > Preferences > Integrated Application > Company Preferences > Details > Remove Avatax > click OK
  • Exit QuickBooks. 
• Enter the Windows Task Manager, click on the Processes tab, and ensure that QBW32.exe, AvalaraEventCallBack, or AXLBridge is not running.  If it is, end the process.
• Log back into Quickbooks