How to Fix Microsoft Setup Bootstrapper Has Stopped Working when Installing Office

It was reported that some users encounter the error “Microsoft Installer Launch Trap stopped working” when trying to run one, several or all programs of Microsoft Office package. This problem occurs in several versions of Windows (Windows 7, Windows 8.1, Windows 10), and it was confirmed that it occurs in several versions of Microsoft Office (2013, 2016, 2019).

What is the Microsoft installation boot loader?

In Microsoft Office 2013, 2016 and 2019 BootStrappeer is responsible for initializing an application created using the library of composite applications. This relatively new technology is designed to simplify the dependencies required in the installation process.

Remove a third-party antivirus and LoBit software

The first and easiest method you can use for troubleshooting when the Microsoft installer stops working is to remove the third-party antivirus and loBit software if you have it installed. Here is a tutorial:

  • Press the Win and R keys simultaneously to open the “Run” window.
  • Type in the appwiz.cpl field and click OK.
  • In the “Programs and Components” window, find the third-party antivirus software and loBit software and right click to select “Delete”. Then follow the on-screen instructions to remove the software from your PC.
  • Reboot your computer and run an application that prevented the Microsoft installer from running. Then check if the error persists.

Re-activate the task scheduler through the registry editor.

If the Task Scheduler is disabled in the Registry Editor, an error also occurs if the Microsoft installer stops working. Therefore, you should reactivate the Task Scheduler through the Registry editor. Here is a tutorial:

  • Press the Win and R keys simultaneously to open the Run window.
  • Type regedit in the field and click OK to open the registry editor window.
  • Go to Computer \ HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ Schedule.
  • After selecting “Schedule”, double-click “Start” in the right pane.
  • Change the data value to 4 and select Hexadecimal. Click OK to save the changes.
  • Reboot your computer and start the application that caused the error. Then check if the error is fixed.

Clean uninstallation

  1. Completely uninstall Office using the Fixit, available at
  2. After complete uninstallation, reboot your system.
  3. Make sure that your administrator account is activated.

Perform the following steps to enable a local administrator in Windows:

  • Press the Windows key to access the Metro interface, if you are not already there.
  • Type cmd and right-click the result of the invitation you want to view.
  • This will open the list of options below. From there, select Run as administrator.
  • Accept the UAC prompt
  • Enter the following command to enable the hidden administrator account:
  • Network administrator / active: yes
  • If you ever want to deactivate an account, follow the same instructions, but instead run the following command: net user administrator / active: no.
  • You can also try to load Office in clean mode. It works. Note that the steps I gave you refer to Windows 8.

Based on your choice, problems are identified and corrected on the spot. Once the process is complete you can try to install MS Office again. The creation must continue.

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