A "portable" application is a modified version of software configured to run directly from a USB drive or local folder without going through a standard installation process. It does not write to the Windows Registry or leave configuration files on the host computer.
Some users mastered the X4 interface years ago. They prefer sticking to a familiar layout rather than adapting to subscription-based alternatives. The Hidden Dangers of "Portable" Software Downloads download corel draw x4 portable
For basic vector shapes, layouts, and technical diagrams, LibreOffice Draw is surprisingly capable. It is fully portable via LibreOffice Portable. It will not replace professional print work, but for simple edits, it is safe and free. A "portable" application is a modified version of