This article describes how to register Microsoft Filter Pack with Microsoft Windows SharePoint Services 3.0. After you register Microsoft Filter Pack with Windows SharePoint Services 3.0, you can enable additional file types to be indexed by the Windows SharePoint Services 3.0 computer.

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Step 1: Install the Microsoft Filter Pack

The following file is available for download from the Microsoft Download Center:
Download the Microsoft Filter Pack package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=60C92A37-719C-4077-B5C6-CAC34F4227CC) For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base: Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

For information about how to install Microsoft Filter Pack, visit the following Microsoft Web site:

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Step 2: Verify and install the registry keys

Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall the operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.

After you install Microsoft Filter Pack, you must verify and install some registry keys. To do this, follow these steps:

1.	Click Start, click Run, type regedit, and then click OK.
2.	Locate and then click the following registry sub-key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Shared Tools\Web Server Extensions\12.0\Search\Applications\GUID\Gather\Search\Extensions\ExtensionList
3.	In the details pane, verify that a key entry exists for the file name extension that you want to be indexed. The following list contains the file name extensions that are supported by Microsoft Filter Pack: • .Docx • .Docm • .Pptx • .Pptm • .Xlsx • .Xlsm • .Xlsb • .Zip • .One • .Vdx • .Vsd • .Vss • .Vst • .Vdx • .Vsx • .Vtx If any of these extensions do not exist, follow these steps: a. On the Edit menu, point to New, and then click String Value. b. Type the next highest supported number, and then press ENTER. For example, if the previous highest supported number is 37, you can type 38. c. Right-click the registry entry that you created, and then click Modify. d. In the Value data box, type the file format that you want, and then click OK. e. Repeat these steps for any additional file name extensions that are missing.
4.	In Registry Editor, locate the following registry sub key: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Shared Tools\Web Server Extensions\12.0\Search\Setup\ContentIndexCommon\Filters\Extension\
5.	On the Edit menu, point to New, and then click Key.
6.	Type .docm, and then press ENTER.
7.	Right-click the registry entry that you created, and then click Modify.
8.	In the Value data box, copy and paste the following information: {5A98B233-3C59-4B31-944C-0E560D85E6C3}
9.	Click OK.
10.	Repeat steps 5 through 8 to add the following subkeys: Key Value data .Docx {5A98B233-3C59-4B31-944C-0E560D85E6C3} .Pptm {DDFE337F-4987-4EC8-BDE3-133FA63D5D85} .Pptx {DDFE337F-4987-4EC8-BDE3-133FA63D5D85} .Xlsm {F90DFE0C-CBDF-41FF-8598-EDD8F222A2C8} .Xlsx {F90DFE0C-CBDF-41FF-8598-EDD8F222A2C8} .Xlsb {312AB530-ECC9-496E-AE0E-C9E6C5392499} .Zip {20E823C2-62F3-4638-96BD-90F4F6784EBC} .One {B8D12492-CE0F-40AD-83EA-099A03D493F1} .Vsd {FAEA5B46-761B-400E-B53E-E805A97A543E} .Vss {FAEA5B46-761B-400E-B53E-E805A97A543E} .Vst {FAEA5B46-761B-400E-B53E-E805A97A543E} .Vdx {FAEA5B46-761B-400E-B53E-E805A97A543E} .Vsx {FAEA5B46-761B-400E-B53E-E805A97A543E} .Vtx {FAEA5B46-761B-400E-B53E-E805A97A543E}

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Step 3: Restart the Windows SharePoint Services 3.0 search service

To restart the Search service, follow these steps.

Important If you restart the computer before you follow these steps, the registry changes will not persist.

a.	Click Start, click Run, type cmd, and then click OK.
b.	At the command prompt, type net stop spsearch, and then press ENTER.
c.	At the command prompt, type net start spsearch, and then press ENTER.
d.	Type exit, and then press ENTER to exit the command prompt.

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