Hotfix KB2760562 for Outlook 2013
This hotfix contains a fix for an issue where the “Show a room list” dialog box isn’t shown and the “Play on Phone” feature doesn’t work when Exchange 2013 has been set up without an external ECP (Enhanced Capability Port) URL.
Hotfix KB2768352 for Outlook 2013
This hotfix corrects an issue where the CTRL+ALT+Q shortcut doesn’t produce the @ sign in the German version of Outlook 2013 on a German version of Windows 7 or Windows 8 configured with a German keyboard layout.
Obtaining the hotfixes
These are a Hotfixes and not a regular update. You can request them via their KB article page.