In Microsoft Windows XP and in Microsoft Windows Server 2003, you cannot disable the AutoRun feature on a mapped network drive.

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To prevent the AutoRun feature from being invoked and to keep any programs from writing Autoun.inf files to mapped network drives, follow these steps:

•	Delete any Autorun.inf files from the root of a mapped network drive.
•	Do not give anyone Create rights to the root of a mapped network drive.

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Hotfix information

A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that is described in this article. Apply it only to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Customer Support Services to obtain the hotfix. For a complete list of Microsoft Customer Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Prerequisites

You must have Windows XP with Service Pack 2 (SP2) installed before you apply this hotfix.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace any other hotfixes.

File information

The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel.

File name	File version	File size	Date	Time	Platform	SP requirement
Shell32.dll	6.0.2900.3222	8,459,264	25-Sep-2007	18:00	x86	SP2
Userenv.dll	5.1.2600.3222	722,432	25-Sep-2007	18:00	x86	SP2
Xpsp3res.dll	5.1.2600.3158	350,720	19-Jun-2007	04:31	x86	SP2

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Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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