Webmaster tools help the SEO efforts of your website and provide a window into how you can optimize your store for better results.
Using Google Search Console, enter your Meta Tag ID to verify your website with Google.
To access and add your Meta Tag:
Log in to your Google Search Console account.
Paste your site's URL in the URL prefix section.
Click Continue.
Select the HTML tag dropdown.
Click Copy.
Go to Settings > Google Analytics/Ads & Webmaster Tools under SEO.
Paste the code in the Meta Tag box. Remove any code apart from the 4 characters within the double quotes.
Click Save and republish your site.
Go back to your Google Search Console account and click Verify.