Legacy Update: Get back online, activate, and install updates on your legacy Windows PC

OEAT is a comprehensive scanning tool that helps you assess the compatibility of existing add-ins and applications in your environment. OEAT can identify the following:

• Office add-ins that are currently installed
• Programs that are not registered as add-ins but still interact with Office programs
• Information about client computers, such as processor models and types (32-bit or 64-bit), free disk space, Windows version, and Office version
• Report: Add-ins assessment—list of third party programs and information about the compatibility of those programs with Microsoft Office 2010.
• Report: Environmental assessment (potential upgrade issues).

Files

Status: Deleted This download is no longer available on microsoft.com. The downloads below are archives provided by the Internet Archive Wayback Machine from the Microsoft Download Center prior to April 2023.

Files
OEAT2010Update1.exe
OfficeCompatUpdate1_ReleaseNotes.docx
OfficeCompatUpdate1_ReleaseNotes.xps

File sizes and hashes are retrieved from the Wayback Machine’s indexes. They may not match the latest versions of files hosted on Microsoft servers.

This download includes .xps files. XPS was a Microsoft document format intended to replace PDF. To view these files, you may need to install the XPS Essentials Pack.

• This tool collects information for the following Office applications:
  
  • Microsoft Office 97
  • Microsoft Office 2000
  • Microsoft Office XP
  • Microsoft Office 2003
  • 2007 Microsoft Office system
  • Microsoft Office 2010
• In addition, you must have the following installed:
  
  • Microsoft .NET Framework 2.0 or later
• The report compilation feature of the tool requires one of the following Microsoft Excel versions to be installed.
  • Microsoft Office Excel 2007
    -or-
    Microsoft Excel 2010

1. Download the file by clicking the Download link (above) and saving the file to your hard disk.
2. Double-click the OEAT2010Update1.exe program file on your hard disk to start the setup program.
3. Accept the user terms for the tool
4. Once the program file is extracted, double-click the OEAT.exe file to start the program from the extracted location.

For information about how to use this tool, see the Office Environment Assessment Tool (OEAT) user's guide for Office 2010.

To remove this download:

• To remove the download file, delete the OEAT.exe file and configuration files from your hard disk.