Portable Update Alternatives

Portable Update

Portable Update is a tool for updating a Microsoft Windows computer in a completely disconnected environment.
This is useful in many circumstances:

When the computer reside on a secure lan isolated from internet;
When the computer to update doesn’t have access or can't use a proxy server;
When is necessary to completely update a fresh-formatted computer with the last update before to connect it to internet;
When the computer doesn’t have an hardware network connection at all;
When the network connection speed is too low or it is necessary to update the computer very speedily;
In all the other cases when is mandatory to have the complete control on the whole updating process without connecting the computer to the network.
...but of course it works very well also if connected!

How to use

Four steps:

Search target computer for new updates
Download updates needed to the target computer. This can be done from the same target computer if connected to internet or on any other computer connected.
Search again the target computer. This is needed because it is only during the Search Phase that updates are physically copied to the "Software Distribution" directory.
Install all updates of your choice.