Microsoft doesn’t want you to disable Cortana. You used to be able to turn off Cortana in Windows 10, but Microsoft removed that easy toggle switch in the Anniversary Update. But you can still disable Cortana via a registry hack or group policy setting. This transforms the Cortana box into a “Search Windows” tool for local application and file searches. How to disable Cortana in Windows 10 Home. As Group Policy Editor is not available in Windows 10 Home unless you install it yourself, we need to use the registry to make the change. In this guide, you will find the steps you need to follow to turn off Cortana in Windows 10, how to stop personal data gathering, and the steps to remove personal information already stored in the. Cortana, Microsoft's supremely useful digital assistant, is a highlight Windows 10 feature—but not everyone will appreciate the amount of personal information she demands to be helpful. Here's. Learn how you can completely remove Cortana from your system. Cortana is new speech to search software included in Windows 10 & Microsoft does not provide any option to remove this from your system. How to Disable Cortana Permanently in Windows 10 Home Edition, Pro, and Enterprise Cortana is heavily integrated into the Windows 10 search functionality, so fully disabling it may impact your user experience.