application/x-pdf

This type has been deprecated in favor of one of it's alternatives. While you should likely still support it, it should not be your first choice if assigning a MIME type.

Instead please use application/pdf

Portable Document Format (PDF) is a document file format originally from Adobe, based on PostScript. It has many subsets.


Used in file types

  • .pdf

This type may also appear as

Further reading

  1. Let's Solve the File Format Problem!