It includes only certain functionality for local workloads such as security, management, document viewing related tasks and the .NET Framework.

[8]) The name "Windows Fundamentals for Legacy PCs" appeared in a press release in September 2005, when it was introduced as "formerly code-named 'Eiger'" and described as "an exclusive benefit to SA [Microsoft Software Assurance] customers".

[1] In fact, due to the earlier release date of the 32-bit version, many of the key features introduced by Service Pack 2 for 32-bit (x86) editions of Windows XP were already present in the RTM version of Windows Fundamentals for Legacy PCs.

[4] It also features basic networking, extended peripheral support[clarification needed], DirectX, and the ability to launch the remote desktop clients from compact discs.

Another limitation is the absence of the Compatibility tab in the Properties dialog box for executable files.

Internet Explorer 8 (and 7) can be installed, but a hotfix is required for auto-complete to work in these newer versions of the browser.

[1] On April 18, 2013, Service Pack 3 for Windows Fundamentals for Legacy PCs was temporarily made available for download again after previously having been removed from the Microsoft site.