How the Windows installer works in safe mode

Summary

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Windows Installer does not run in safe mode, which means that programs cannot be installed or uninstalled in mode without issuing a specific command with at the command prompt. If you try to uninstall programs in safe mode, you may receive the following message :

The Windows Installer service could not be called. This can happen if the Windows installer is not installed correctly. Contact your support team for help

This article describes how to run Windows Install in Safe Mode.

Run Windows Installer in Safe Mode

For Windows Installer to work in Safe Mode, you must create a registry entry for each Safe Mode type you connect to:

(Safe Mode

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Enter this in a command prompt and press Enter:

REG ADD'HKLMSYSTEMCurrentControlSetControlSafeBootMinimalMSIServer' /VE /T REG_SZ /F /D'Service'

Then start the Windows Installer service by entering.

Safe Mode with Network

Enter this in a command prompt and press Enter :

REG ADD'HKLMSYSTEMCurrentControlSetControlSafeBootNetworkMSIServer' /VE /T REG_SZ /F /D'Service'

Then start the Windows Installer service by entering (2).

See this message if your Windows Installer continues to accidentally appear.