A pcx file extension is related to the Paintbrush bitmap graphics format.
PCX_ file extension - Paintbrush bitmap graphics
What is pcx_ file? How to open pcx_ files?
File type specification:
The pcx_ file extension is used in some versions of Mac OS for Paintbrush bitmap graphics. The native file extension for Paintbrush bitmap graphics is PCX.
No further information could be found.
This pcx_ 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.