What is the WP5 format?

WP5 — WordPerfect 5 Document

WP5 is a document from WordPerfect 5, the DOS version from 1988–1989 that was the most popular word processor of its time.

R convert from WP5 WP5 Converter

Convert WP5 to

WordPerfect 5.x files hold text with WordPerfect's formatting codes. Many old legal, academic and business archives are in this format.

Current programs open WP5 rarely and imperfectly. Converting to DOCX, ODT or PDF rescues the documents.