A Rollup Update has been released for Outlook 2013. This is a non-security update which contains the latest stability and performance improvements.
The new fixes are:
- Outlook 2013 may be unable to connect to an Exchange server by using the MAPI over HTTP protocol.
- When you send an email message that contains a large attachment by using Outlook 2013, Outlook may stop responding.
Note: This update is also offered via Microsoft Update or already installed automatically for you when Microsoft Update is configured to also update other Microsoft applications.
Office 365 subscribers can install this update manually via the Update Now button or wait for the automatic update. This update is included in version: 15.0.4659.1001.