An installation of Microsoft 365 is initiated by various scenarios and any of them could generate an error. For example:
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You don't have an existing version of Microsoft 365 on your computer and get an error when you try to install a new version of Microsoft 365.
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You're trying to remove Microsoft 365 using the Control Panel and get an error.
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You have Microsoft 365 Family and want to switch to Microsoft 365 Personal. However, when you click Install for Microsoft 365 Personal, you get an error.
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You have Microsoft 365 Personal and want to switch to Microsoft 365 Family. However, when you click Install for Microsoft 365 Family, you get an error.
If you run into these or any other errors, here are some things you can try to fix the problem. We've listed the most common solutions first, so try them in order.
Restart your computer and reinstall Office
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Restart your computer.
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Reinstall Microsoft 365.
To reinstall Office select the version you want to install and follow those steps.
Uninstall and reinstall Office
There may be components of Office left on your device after a previous installation. Use the easy fix below to completely uninstall Office.
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Select the button below to download and install the Office uninstall support tool.
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Follow the steps below to download the uninstall support tool according to your browser.
Tip: The tool may take a few minutes to download and install. After completing the installation, the Uninstall Office products window will open.
Edge or Chrome
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In the lower-lower left or upper-right corner, right-click SetupProd_OffScrub.exe > Open.
Edge (older) or Internet Explorer
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At the bottom of the browser window, select Run to launch the SetupProd_OffScrub.exe.
Firefox
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In the pop-up window, select Save File and then from the upper-right browser window, select the downloads arrow > SetupProd_OffScrub.exe.
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Select the version you want to uninstall, and then select Next.
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Follow through the remaining screens and when prompted, restart your computer.
After you restart your computer, the uninstall tool automatically re-opens to complete the final step of the uninstall process. Follow the remaining prompts.
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Select the steps for the version of Office you want to install or reinstall. Close the uninstall tool.
