SYMPTOMS

The Microsoft Outlook Synchronization utility toolbar button is not visible within Microsoft Outlook.

CAUSE

MESync.dll has not been correctly added as an Microsoft Outlook COM plug-in.

RESOLUTION

Microsoft Outlook 2007:

• In the top menu select: "Tools" > "Trust Center", this will display the "Trust Center" window.
• Select "Add-ins" from the list on the left, this will list all the "Add-ins" in Outlook.
• The sync utility will be listed as "MailEnable Synchronization Add-In".
• Click on the "Go" button at the bottom of the window, next to the "Manage: COM Add-ins".
• In the "COM Add-ins" window locate the "MailEnable Synchronization Add-In" and click on it to highlight the selection.  
• Click on the "remove" button
• Re-install the latest MESync utility located at the following link: http://www.mailenable.com/download.asp

Microsoft Outlook 2000/2002/2003:

• In the top menu select:  "Tools" > "Options", and in the "Options" window navigate to the "Other tab".
• Next click on "Advanced Options", and then click "COM Add-Ins".
• In the "COM Add-ins" window locate the "MailEnable Synchronization Add-In" and click on it to highlight the selection.  
• Click on the "remove" button
• Re-install the latest MESync utility located at the following link: http://www.mailenable.com/download.asp