ADVPACK.DLL W95INF16.DLL W95INF32.DLL
Root Update Package (intended for Windows XP only)
For users who are running Windows XP, the root update package will update the list of root certificates on your computer to the list that is accepted by Microsoft as part of the Microsoft Root Certificate Program. The file is updated periodically to add or remove root certificates or CAs from distribution by the Program.
Size: 360 KB