SharePoint 2010 April 2012 Cumulative Update Refresh Adds New Allowed Downloaded Inline MIME Types

The following MIME types have been added to the default MIME type list for Strict mode to allow in line download in build .5006 of the April 2012 CU:

application/vnd.ms-excel.addin.macroEnabled.12 application/vnd.ms-excel.sheet.binary.macroEnabled.12 application/vnd.ms-excel.sheet.macroEnabled.12
application/vnd.ms-powerpoint.addin.macroEnabled.12
application/vnd.ms-powerpoint.slideshow.macroEnabled.12
application/vnd.openxmlformats-officedocument.presentationml.presentation application/vnd.openxmlformats-officedocument.presentationml.slideshow application/vnd.openxmlformats-officedocument.presentationml.template application/vnd.openxmlformats-officedocument.spreadsheetml.sheet application/vnd.openxmlformats-officedocument.spreadsheetml.template application/vnd.openxmlformats-officedocument.wordprocessingml.document application/vnd.openxmlformats-officedocument.wordprocessingml.template

Trevor Seward is a Microsoft Office Apps and Services MVP who specializes in SharePoint Server administration, hybrid scenarios, and SharePoint Online. He has been working with SharePoint for 16 years from SharePoint 2003 on up, managing environments with terabytes of content for 150,000+ user organizations. Trevor is an author of Deploying SharePoint 2016 and Deploying SharePoint 2019. You can find him on Twitter and in /r/sharepoint.