PPTM is a presentation file format used by Microsoft PowerPoint. It is similar to PPTX but supports embedded macros, which allow users to automate tasks and add interactivity to slides. PPTM files are commonly used for business presentations, educational materials, and corporate training sessions that require advanced functionality.
XPS is a document file format developed by Microsoft as an alternative to PDF. It is based on XML and preserves the layout and formatting of a document. XPS files are often used for printing and sharing documents that need to maintain their appearance across different platforms and printers.