Microsoft Word is perhaps the world's most popular word-processing program, and has been a staple in homes, schools, and offices for decades. Muhammed Selim Korkutata/Anadolu Agency via Getty Images ...

Not many pieces of software are still around and getting updates after forty-odd years. But the WordPerfect word processor is. It’s even on sale at a discount.

This documentation is for WordPerfect version 4.1, a word processing software package released by SSI of Orem, Utah, in 1985. Included this version were five new features—a built in thesaurus, the ...