Portable Update

How to update Windows® in an isolated environment

What is PortableUpdate?

Portable Update (or PortUp) is a windows-based tool for updating a Microsoft® Windows® computer that resides in an isolated environment.

This is can be useful in many circumstances:

Need more info? Visit our download page!

How does it work?

To update an isolated computer, Portable Update uses an external cache to store updates. 

Portable Update has been tested on:


Have you tested Portable Update on different system not listed here? Does it work? Let us know!

No spyware, no adware, no viruses:

Non-commercial use:

This software can be freely used for personal use, non-profit organizations, NGOs, charities and state-run schools.

In all other commercial contexts, private and independent schools, Portable Update is licensed on a physical/virtual updated machine basis for one year. For license details please contact: commercial@portableupdate.com

Are you wondering where is your previously purchased version of Portable Update? Head here!


They already chose Portable Update

Please donate!

If you like this software, consider donating a small amount of money via PayPal, contributing to finance this web space and the code certificate. Thank you very much in advance!