Can t switch from office 365 to office

If you try to install Office 2019, Office 2016, or Office 2013 and you get an "invalid product key" message, the problem might be that you already have Microsoft 365 or an Microsoft 365 Trial installed. Before you can install Office, you'll need to remove Microsoft 365.

Uninstall Microsoft 365 and install Office

1. Click the button below to download and install the Office uninstall support tool.

   

2. 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

   • In the lower-lower left corner right-click SetupProd_OffScrub.exe > Open.

     

   Edge (older) or Internet Explorer

   • At the bottom of the browser window, select Run to launch the SetupProd_OffScrub.exe.

     

   Firefox

   • In the pop-up window, select Save Fileand then from the upper-right browser window, select the downloads arrow > SetupProd_OffScrub.exe.

     

3. Select the version you want to uninstall, and then select Next.

4. 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.

5. Select the steps for the version of Office you want to install or reinstall. Close the uninstall tool.

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