Windows 10 v1809 – Removing Cortana breaks Start Menu, Taskbar and Settings App Search functionality.

Windows 10 v1809/v1909/v2004/v20H2 – Component Removal requires a source image with supported cumulative update integrated.

Windows 10 v1903/v1909/v2004/v20H2 – Integrating or installing Windows updates after the component removal will restore the removed components and this is due to the recent change in Microsoft update mechanism.

Windows 10 v1809 – Installing or Integrating Windows Updates after the component deletion can restore removed components empty resource folders/files.Windows 8.1 – Integrating Windows Remote Server Administration Tool (RSAT) along with other features will break the integration with an error code 0x80092004.Windows 8.1 – Default Metro Apps Pack missing Office OneNote appx file.The Toolkit won’t support source images with mixed architectures.The Toolkit won’t support source images pre serviced with other similar tools.Toolkit’s ToolkitHelper.exe may be flagged as a Virus/Trojan/Malware Program, don’t worry it’s just a false positive sign.

Using Toolkit with Antivirus Programs enabled can affect the Toolkit’s operations.

Msmg toolkit tutorial