does not provide an official "portable" version of Microsoft Office 2013. Because Microsoft Office requires specific registry entries and deep system integration to function correctly, an official version that runs solely from a USB drive without installation was never developed.

First, let us acknowledge the technical absurdity of the request. Microsoft Office 2013 was built for permanence. It was designed during the transition to cloud-first, subscription-based models (Office 365). The software embeds itself deep within the Windows registry, ties its activation to your hardware ID, and assumes a stable, installed presence. A truly portable application—one that runs from a USB stick without installing drivers or writing to the registry—is the antithesis of Microsoft’s vision. Seeking a “portable link” for Office 2013 is like asking for a waterproof toaster. It fights the fundamental nature of the product.

Based on available information, here's a review of the "Microsoft Office 2013 Portable Link":

How to Download and Use a Portable Microsoft Office 2013 Link

Functionality and Stability Issues Portable or modified builds often lack the full functionality of a legitimately installed Office suite. They may be stripped of updates, security patches, and integration features (e.g., OneDrive sync, proper add-in support, save and export features). Because they circumvent standard installation and activation flows, they can be unstable, crash-prone, and incompatible with later updates or document formats. This can cause data loss or make produced files incompatible with other users’ environments.