Keep your firewall on, keep your backups fresh, and never, ever expose an XP machine directly to the public internet. Use the legacy updates wisely.

The Windows XP Legacy Update, also known as "Update for Windows XP" or "Legacy Update", was a feature introduced by Microsoft in 2007, about 3 years after the initial release of Windows XP.

But the underground has been whispering. For three years, a loose collective of reverse engineers, vintage hardware archivists, and disgruntled ex-Microsoft kernel devs (codenamed Project Helldiver ) has been quietly testing a hypothetical: .

is a community-run project (often associated with the forums on msfn.org ) that restores the ability to use Windows Update on Windows XP and Windows 2000.

Microsoft officially ended support for Windows XP on April 8, 2014. The Windows Update servers were eventually migrated, and the old infrastructure that XP relies on was shut down. This left retro-computing enthusiasts in a bind:

This is not for production systems. A failed kernel swap requires a full reinstall.