One or more Microsoft programs didn't install. What went wrong?

There are several reasons why you might see an error when trying to install Microsoft programs. It might be because your computer doesn't have enough free disk space, a firewall is blocking the installation, the system doesn't meet the minimum requirements, or a proxy server is preventing the installation. Try each of the following troubleshooting tips, or click the error number that you received for more specific guidance.

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Check the computer's free disk space

There needs to be at least 400 MB of free disk space in order for Windows Essentials to install properly.

To check the free disk space

  1. Click the Start buttonStart button, and then click Computer.
  2. Under Hard Disk Drives, check the drive that you want to install Windows Essentials on to make sure that it has 400 MB of free space.

Check the firewall settings

If the computer has a firewall program installed, make sure that it allows Windows Essentials to be installed.

For more information about changing firewall settings, see the firewall's documentation or website.

Run Disk Cleanup

Removing the temporary files on the computer sometimes helps, plus it frees up more space on the hard drive.

To run disk cleanup

  1. Click the Start buttonPicture of the Start button, type Disk Cleanup in the search box, and then, in the list of results, click Disk Cleanup.
  2. In the Drives list, click the hard disk drive that you want to clean up, and then click OK.

  3. In the Disk Cleanup dialog box, on the Disk Cleanup tab, select check boxes to delete the following file types:

    • Downloaded Program Files

    • Temporary Internet Files

    • Temporary Files

    • Temporary Offline Files

    • Offline Files

  4. Click OK, and then, in the message that appears, click Delete Files.

Review the system requirements

Your computer needs to meet the minimum system requirements in order for Windows Essentials to install correctly. To learn more, see the system requirements webpage.

The latest version of Windows Essentials won't run on Windows Vista or Windows XP.


  • If you have an earlier version of Windows Essentials installed and an error prevents one of the programs from updating, none of the programs will update.

Check the proxy settings

If your computer is part of a corporate network and you see a message saying that your proxy settings are incorrect, check with your network administrator to see if a proxy server is preventing you from installing Windows Essentials. If you see the message and your computer isn't part of a corporate network, try checking the proxy settings.

To check the proxy settings

  • Click the Start buttonPicture of the Start button, type Internet Options in the search box, and then, in the list of results, click Internet Options.

Try installing Windows Essentials again

To download it for free, go to the Windows Essentials webpage.

Need more help?