Consider the following scenario:

  • You have a Windows Embedded Compact 7-based device.

  • You configure the device so that Exfat.dll is the default file system driver in the following registry subkey:


  • You configure the device to disable support for a certain file system. For example, you disable support for the NTFS file system.

  • You set the DWORD value of the DisableAutoFormat registry entry to 1.

  • You connect a USB storage device that includes an NTFS¬†partition to the device.

In this scenario, the NTFS partition on the USB storage device may be formatted to the Extended File Allocation Table (exFAT) file system format.


Software update information

Download information

The Windows Embedded Compact 7 Monthly Update (November 2012) is now available from Microsoft. To download this Windows Embedded Compact 7 Monthly Update, go to the following Microsoft Download Center website:

Windows Embedded Compact 7 updatesThe kind of processor that each file applies to is visible in the name of each file in the "File information" section.


This update is supported only if all previous updates for this product are installed.

Restart requirement

After you apply this update, you must perform a clean build of the whole platform. To do this, use one of the following methods:

  • On the Build menu, click Clean Solution, and then click Build Solution.

  • On the Build menu, click Rebuild Solution.

You do not have to restart the computer after you apply this software update.

Update replacement information

This update does not replace any other updates.

File information

The English version of this software update package has the file attributes (or later file attributes) 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 item in Control Panel.

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