The 1.6 Documentation is no longer maintained and some information may be outdated.
The MyBB 1.6 series reached end of life on October 1, 2015.
This means there will be no more security or maintenance releases for these series and forums running these versions of MyBB may be at risk of unfixed security issues. All administrators are strongly encouraged to upgrade their forums to the latest release of MyBB as soon as possible.
The Attachment Types section in the Admin CP allows you to manage the types of attachments that can be uploaded to your forum, as well as size limits for these types of attachments.
Configuration: Add Attachment Type
File Extension
The extension that this file type uses. For instance, txt for text files. You do not need to include the dot (.)
MIME Type
The MIME type sent by the server when downloading this file. (of MIME types)
Maximum File Size (Kilobytes)
The maximum size of files that can be uploaded of this type. Must be in kilobytes; there are 1024 megabytes in a kilobyte. Be sure the size limit is not larger than the server limit, which is shown on the Add/Edit page in this setting's description.
Attachment Icon
URL to the attachment icon to be used for this file.
