Hi,

Thank you for contacting Microsoft Community. Your interest in Windows 10 is much appreciated.

To Allow or Block Cookies in Microsoft Edge Settings

1. Open the Edge Project Spartan app.
2. Click/tap on the more actions button (3 dots) on the toolbar, and click/tap on Settings. (See screenshot below)
3. Click/tap on View advanced settings towards the bottom.
4. Under Cookies, select to either don’t block cookies (default), Block only third party cookies, or Block all cookies for what you want. (see screenshot below)

Hope this information was helpful and do let us know if you need further assistance. We will be glad to assist.

what exactly is project Spartan ? 

Spartan was the codename for Edge before it was released.

Don