A meta tag for your Google site verification must be added to the ‘Default Page’ connected to the domain.

Your domain should now get verified successfully on the Google Search Console.
Preventing Search Engine Indexing :
Domain Verification :
Improving SEO with Meta Descriptions :
Question: How do I find the default page connected to my domain for Google site verification?****
Answer: Navigate to Settings > Domains in LeadMagicX. Click to edit a domain to see which default page it is connected to. Then, go to Sites and access the Funnel/Website builder for the default page to locate the SEO Meta Data icon.
Question: Where do I add the Google site verification meta tag on the default page?****
Answer: In the Funnel/Website builder for the default page, locate the SEO Meta Data section. Under Links & Tags, choose the option to add Custom Meta Tags. Enter the meta tag’s name and content based on the verification details provided by Google.
Question: What should I do if my domain verification is not successful after adding the meta tag?****
Answer: Ensure that you have correctly copied the meta tag’s name and content and saved the changes. Verify that the meta tag is correctly added to your default page. If issues persist, check for any caching issues or contact customer support for further assistance.
Question: Does adding these tags slow down my website loading speed?**
Answer:** No. Meta tags are tiny snippets of text-only data that load almost instantly. They have no measurable impact on your site’s performance or user experience.
Question: Can I use custom meta tags for things other than Google Verification?
Answer: Yes. The article highlights two other major use cases: Improving SEO by adding custom meta descriptions (summaries that appear in search results) and Preventing Indexing by using a “noindex” tag to keep specific pages, like thank-you pages, private from search engines.