OFFICE2010 installation Error, Windows Installer service cannot update one or more protected Windows files

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Office2010 An error occurs during installation: The Windows Installer service cannot update one or more protected Windows files, and the installation fails and is being rolled back. This question puzzled me for a long time, on the official website of Microsoft also saw other people's tips, but still can't solve. Today suddenly remembered, continue to find the reason, finally solved. My solution is to use the following method two.

Microsoft Office Professional Plus 2010 encountered an error during the installation process.

The Windows Installer service cannot update one or more protected Windows files.

① This problem arises, the first thing to ask is whether you have installed, the same product (or a different version) before installing this product. If so, there may be a message that your uninstallation is not uninstalled cleanly.

Below gives you the official Microsoft Office Uninstall tool that you should have before you installed the version of Office. Perform a thorough uninstallation

office2003 Uninstall Tool http://www.08lr.cn/soft/1331.html

office2007 Uninstall Tool http://www.08lr.cn/soft/1332.html

office2010 Uninstall Tool http://www.08lr.cn/soft/1333.html

② if not, it may be a problem with your installation package, it is recommended that you download the new installation package

③ Recommendation: You operate the procedure as a system administrator.

Method Two: Office completely press the uninstall tool after use, still can't install 2010, prompt the same problem, that is missing system files. Because of the lite version of the system, my office2010 installation succeeded as follows. See the following repair steps:

This may be the case that some files in the system are missing, usually in the installation of a ghost version or a streamlined system

Open C:\WINDOWS\msagent

See if the contents of the folder are as follows:

Then open C:\Program files\common files\microsoft Shared\Web Serverextensions\40\bin

See if it looks like the following:

If the test found that the file is missing, you can download my extracted files,

http://files.cnblogs.com/files/flywing/office2010 cannot install repair. rar or http://www.08lr.cn/soft/1335.html

After extracting the missing files into the corresponding directory (PS: in C:\Program files\common files\microsoft Shared\Web Serverextensions\40\bin file only three files, In capital letters files are generated after Office is installed, don't worry about them)

According to this method, I from the other computer inside the msagent and bin these two folders, the corresponding path copied to the wrong computer, can be installed office2010 Normal, it seems to be a lite version of the system to blame.

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Also attached to a Baidu found fault resolution, the operation is similar to the second step, but more simple point.

1. Unzip the Fp40ext.cab file in the I386 directory on the Windows installation CD with WinRAR or WinZip or 7zip and copy it to the C:\Program Files\Common Files\Microsoft Shared\ Web Server Extensions\40\Bin "folder, or

2. To the genuine image of C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\40\Bin "folder, except 2052 other files copied to not install 07 C: \ Program Files\Common Files\Microsoft Shared\Web Server Extensions\40\Bin "folder

3. Reinstall the OFFICE2007 side to resolve the above problems. The same problem occurred earlier, which was caused by the ghost version of the system streamlining

OFFICE2010 installation Error, Windows Installer service cannot update one or more protected Windows files