Thanks, I will try with windows10 insteadWindows 7 does not support nvme natively. You'll need an update:
Update to add native driver support in NVM Express in Windows 7 and Windows Server 2008 R2 - Microsoft Support
Describes an update that adds native driver support for NVM Express in Windows 7 or Windows Server 2008 R2.support.microsoft.com
nvme works well with Windows 10.Thanks, I will try with windows10 instead