An xpo file extension is related to the X-port version 1 data format.
XPO file extension - X-port version 1 data
What is xpo file? How to open xpo files?
File type specification:
The xpo file extension is used by Datel specialized hardware/software for gaming console (XBOX, SONY Playstation).
The xpo file stores X-port version 1 data format.
Seems to be obsolete product.
This xpo file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.