Microsoft Support

Microsoft New Zealand

Sign in

Select the product you need help with

Select a solution

You receive an error message if you try to start the Phone and Modem Options tool in Control Panel on a Windows XP-based computer
Describes an issue where you receive an error message if you try to start the Phone and Modem Options tool in Control Panel.
You cannot open the User Accounts item in Control Panel on a Windows XP-based computer
Describes a resolution for a behavior in Windows XP where you cannot open the User Accounts item in Control Panel. Additionally, you may receive an error message: "Wrong number of arguments or invalid property assignment."
Control Panel stops responding in Windows XP
Fixes a problem where Control Panel stops responding after you install and remove the hotfix that is described in Knowledge Base article 831144. The article also provides a workaround in Task Manager.
You receive an "Error occurred while Windows was working with the Control Panel file"error message when you open Control Panel in Windows XP SP2
Describes an issue that occurs on a computer where Visual IP InSight is installed. To work around this issue, uninstall Visual IP InSight.
Fix Windows system performance problems on slow Windows computers
Automatically troubleshoot and repair Windows performance problems. Improve, optimize and speed up Windows computers and make slow running PCs faster.