SupportAssist OS Recovery is supported on select Dell computers that run a Dell factory-installed Microsoft Windows 10 operating system.

Do Dell computers use Windows?

New Dell systems ship with one of the two following operating system configurations: Windows 8 Home or Professional. Windows 8 Professional License and Windows 7 Professional operating system factory downgrade. Windows 10 Home or Professional.

How do I find my Dell operating system?

Click the Start button, and then type System Information in the search box. In the list of search results, under Programs, click System Information to open the System Information window. Look for Model: in the System section.