If you are a prepress technician supporting vintage magazine archives (2006–2014), this portable version is a godsend. It takes up zero space on production machines and can be thrown onto a USB key for emergency use.
If you are a student learning layout design, avoid this. Adobe InDesign and Affinity Publisher are cheaper (or free) and offer modern features like auto-save to cloud, AI text generation, and variable fonts. QuarkXPress 9.2.0.2 Portable