How to Change the Maximum Download Size of Attachments

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Changing the maximum download size of attachments in Exchange Server 2003 can improve server performance in some cases, such as population of full-text indexes. To change the maximum download size of attachments, follow this procedure.

Before You Begin

This topic contains information about editing the registry.

Incorrectly editing the registry can cause serious problems that may require you to reinstall your operating system. Problems resulting from editing the registry incorrectly may not be able to be resolved. Before editing the registry, back up any valuable data.

Procedure

To change the maximum download size of attachments

  1. Start Registry Editor.

  2. In Registry Editor, set the following DWORD registry key to 4,000 MB:

    HKEY_LOCAL_MACHINE\Software\Microsoft\Search\1.0\Gathering Manager\MaxDownloadSize