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Win7 system office2007 installation error solution

  
1, open the registry (win + r open the run page, enter regigit)
2, F3 search Office, check "items", "full word match", all the Office items found out are deleted (premise previously only installed a 2007, or just delete the inside 12.0)

3, found in the registry HKEY_LOCAL_MACHINESOFTWAREClassesInstallerProducts, 000021 delete all starts with the key, where the record is the Office2007 installation source path.

Then, reinstall, you can succeed

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