Firefox 4 portable is finally here, too, not long after the official release of Firefox 4 final. Users who want to download the installer can go ahead to the Mozilla site. For users who want to download the Firefox 4 portable can grab it from site like Portable Apps.
The Portable Apps site also contains a number of Firefox portable guides such as how to install, how to use, how to upgrade from the previous versions, how to copy your local Firefox setting into the portable, how to improve its performance, etc.
The download size of this portable version is around 13Mb. Visit Portable Apps to download Firefox 4 portable.Tags: Firefox