Windows - Delete user Graph

https://www.alitajran.com/remove-on-premises-directory-synchronization-service-account/

Install-Module Microsoft.Graph -Force -Confirm:$false
Install-Module Microsoft.Graph.Beta -AllowClobber -Force -Confirm:$false
Connect-MgGraph -Scopes "User.ReadWrite.All"

Remove-MgUser -UserId "user@contoso.onmicrosoft.com"

Get-MgUser -UserId "user@contoso.onmicrosoft.com"