Visit the Google Search Console website, sign in with your Google account, and add your Shopify store URL as a new property.
Enter your Shopify store’s URL in the URL prefix field and click Continue to proceed with the verification process.
Select the HTML tag verification method and copy the provided HTML tag for your store.
Log in to Shopify, navigate to Online Store > Themes, edit your theme’s code by pasting the HTML tag into the <head> section of the theme.liquid file, and save the changes.
Return to Google Search Console, click Verify, and confirm successful verification of your store.
Go to the Sitemaps section in Google Search Console, enter sitemap.xml in the “Add a new sitemap” field, and submit it.