This article explains what file types may be used in Filelocker.
Filelocker does not place any restrictions on the type or content of files allowed within the repository. The Terms of Service, however, do stipulate the following:
Use of Filelocker is subject to all Ohio University polices and procedures, including Ohio University's IT Resource Acceptable Use Policy. In particular, copyrighted materials may not be shared via Filelocker without permission of the copyright owner. Users of Filelocker are responsible for all files and content that they transmit while using the service. Under no circumstances will Ohio University be liable in any way for any files or content transmitted or made available via the Filelocker service.