were you supplied with the Product Key?
What make is your pc? some do come ready installed with no cd but have a 'restore cd' and also sometimes it is on a hidden partition on your hard drive and you have to burn your own cd.
Dell XPS 13 9370 (2018) review
The art of 'British' pulp fiction
Best password managers for Mac
TV & streaming : comment regarder le Tournoi des Six Nations 2018 ?