MailStore Web Access Integration in Outlook Web App

To offer users of Outlook Web App (formerly known as Outlook Web Access) the best possible integration of MailStore Web Access, you have the possibility to add a MailStore Web Access button side-by-side to the Email, Calendar, Contacts, etc. buttons. If a user clicks on the MailStore Web Access button, it opens inside a new browser window.

The following instructions refer to Exchange Server 2007 and 2010 only.

To add the MailStore Web Access button to your Outlook Web App, follow these steps:

  • First download from the MailStore web site.
  • Decompress its contents to the Outlook Web App customization folder. Depending on your Exchange Server installation, this might be one of the following folders:


    If you already have customized anything in OWA, make sure that you don’t overwrite the UIExtensions.xml file. Merge both files instead.

Exchange 2007

C:Program FilesMicrosoftExchange ServerClientAccessOwaformsCustomization

Exchange 2010

C:Program FilesMicrosoftExchange ServerV14ClientAccessOwaformsCustomization

  • Open the file UIExtensions.xml with your favourite text editor (e.g. notepad.exe)
  • Replace the MailStore Web Access URL with the correct URL of your MailStore Server (e.g.

    Hint: If you are using Windows authentication, add the /n/ to the URL (e.g. to bypass the login screen.
  • Save the changes and close the editor.
  • Execute the following command to restart the Internet Information Server (IIS):

iisreset /noforce

  • Now you should see a MailStore Icon in the Outlook Web App navigation bar.


Attached Files
There are no attachments for this article.
There are no comments for this article. Be the first to post a comment.
Security Code Security Code
Related Articles RSS Feed
Moving the Archive
Viewed 1847 times since Wed, Jan 1, 2014
Using Your Own SSL Certificate
Viewed 1454 times since Fri, Jan 10, 2014
Archiving Emails from External Systems (File Import)
Viewed 1969 times since Sun, Dec 22, 2013
Archiving Outlook PST Files Directly
Viewed 1939 times since Fri, Jan 3, 2014
Deploying a Self-signed SSL Certificate
Viewed 1688 times since Fri, Jan 10, 2014
Maintenance and Repair
Viewed 1645 times since Fri, Jan 10, 2014
Archiving Server Mailboxes
Viewed 1952 times since Tue, Jan 14, 2014
MailStore Client Deployment
Viewed 6060 times since Thu, Dec 19, 2013
Bulk Import of Email Files
Viewed 2548 times since Mon, Jan 6, 2014
Quick Start Guide
Viewed 2518 times since Mon, Dec 9, 2013