A seo file extension is related to the PC Link software. A seo file contains some kind of data.
There is one other file type using
the SEO file extension!
.seo - SEO Note file
SEO file extension - PC Link data
What is seo file? How to open seo files?
File type specification:
The seo file extension was also used by old program called PC Link Software, that was bundled to several PDAs. The program was used to sync the desktop computer with the PDA.
The seo file was used to save the data during the synchronization purpose. Probably no longer used file type.
This seo 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.