Error code 30033-27 when installing Office

You might see this error if a previous installation of Office failed or if antivirus software or a firewall prevents Office from installing. Sometimes restarting your computer is enough to fix the problem. If it isn’t, here are some things you can try to fix the problem. We’ve listed the most common solutions first, so try them in order.

1 - Repair Office

  1. Go to Control Panel.

    In Windows 10
    • Right-click the Start button Windows Start button in Windows 8 and Windows 10 (lower-left corner), and choose Control Panel.

      Options and commands list see after pressing Windows logo key + X

    In Windows 8 and 8.1
    • Right-click the Start button Windows Start button in Windows 8 and Windows 10 (lower-left corner), and choose Control Panel.

      Options and commands list see after pressing Windows logo key + X

    In Windows 7 or Vista
    • Click Start > Control Panel.

  2. Click Programs > Programs and Features.

  3. Click the Office product you want to repair, and then click Change.

    Note   If you bought a suite like Microsoft Office 365 Home or Microsoft Office Home and Student 2013, search for the suite name. If you bought an individual Office application like Microsoft Word, search for the application name.

  4. In Office 2013 and Office 2016, click either Quick Repair > Repair or Online Repair > Repair. In Office 2010, click Repair > Continue.

2 - Remove and reinstall Office

  1. Click this Fix it.

    FixIt button indicating that an automated fix is available

  2. When prompted by your browser, choose Open.

    Note   If the file doesn’t open, choose Save > Open Folder, then double-click the file (it should start with "O15CTRRemove") to run the Fix it tool.

  3. After the Fix it tool is done, install Office again.

    • If you’re a home user, sign in to your My Account page, and choose Install.

    • If you’re a business user, sign in to the Office 365 portal and choose Install.

3 - Temporarily turn off antivirus software

If you need information about how to turn off your antivirus software, check your antivirus manufacturer's website. Uninstalling your antivirus software may also help. Don't forget to reinstall it after Office is finished installing!

If you're not sure which antivirus software you have, please go to Control Panel to find the name of the antivirus software installed on your device.

Windows 10
  1. Go to Control Panel by right-clicking the Start button Windows Start button in Windows 8 and Windows 10 (lower-left corner), and choosing Control Panel.

    Options and commands list see after pressing Windows logo key + X

  2. Click System and Security > Security and Maintenance > the arrow next to Security.

    If Windows can detect your antivirus software, it's listed under Virus protection.

Windows 8.1
  1. Go to Control Panel by right-clicking the Start button Windows Start button in Windows 8 and Windows 10 (lower-left corner), and choosing Control Panel.

    Options and commands list see after pressing Windows logo key + X

  2. Click System and Security > Action Center > the arrow next to Security.

    If Windows can detect your antivirus software, it's listed under Virus protection.

Windows 7
  1. Go to Control Panel by choosing the Start button Windows 7 Start button (lower-left corner), and choosing Control Panel.

  2. Click System and Security > Review your computer's status > the arrow next to Security.

    If Windows can detect your antivirus software, it's listed under Virus protection.

4 - Temporarily turn off the firewall

Turn off Windows Firewall in Windows 8 or Windows 7, or Windows Vista. If you're using a firewall from another manufacturer, visit the manufacturer's website for information about how to temporarily disable the firewall.

Applies To: , Office 2013, Office 365 End User, Word 2016 Preview, Outlook 2016 Preview, PowerPoint 2016 Preview, Excel 2016 Preview, OneNote 2016 Preview



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