Creality does not offer a standalone "portable" (.zip or .exe with no install) version of Creality Slicer 1.2.3. However, you can find the original installer and create a portable-like experience: Official Installer : You can download the 1.2.3 installer from the Creality Cloud Software Center Creality Download Page Creating a Portable Copy
The Creality Slicer 1.2.3 download portable option offers several benefits, including: creality slicer 12 3 download portable