From the main screen of https://www.google.com/webmasters/ choose Add a property and enter your website URL.
Promotion - Google Search Console
This guide will show you how to add your site to Google Search Console.
Choose Alternate method and HTML tag.
This option requires you to be in edit mode Standard, learn more about edit modes here.
Verify your site. It may take a few minutes for the page cache to refresh and the validation to succeed.
Once you site has been added, you should add your websites sitemap.xml file as shown in the screenshot.
Need more help? Email us: firstname.lastname@example.org