Control the type of Document Uploaded

Question

How do I control the type of document (only .docx allowed) is being uploaded in one of the SharePoint 2010 document libraries?

Already answered http://sharepoint.stackexchange.com/questions/1039/how-to-restrict-a-document-library-to-a-specific-file-type-extension — Hugh Wood, Aug 28 '12 at 10:37

score 1 · Answer 1 · edited Apr 13 '17 at 12:41

Through central administration you can block upload file types.

central admin -> Operations -> Blocked FileTypes -> now select the site and add the extension you want to block.

you can read on this:

or as hugh stated have an eventReciver to handle it for selected document libraryies only

1 Answers1