It is a monolithic ecosystem. When installed normally, Office 2013 writes over 2,000 registry entries , installs shared services (like the Click-to-Run virtualization service), and embeds itself into the Windows shell.
If you are looking for ways to access Office 2013 or similar functionality, here are the official and safest options: Official Microsoft Office 2013 Downloads microsoft office 2013 portable link
While the Microsoft Office 2013 portable link offers many benefits, there are some limitations to consider: It is a monolithic ecosystem
: A free, browser-based version of Word, Excel, and PowerPoint that allows you to create, edit, and share documents from any computer with an internet connection. Office 2013 writes over 2
: Existing installations will still work, but they are vulnerable to new security threats. Official Downloads