Domain connection can take time: Even if your dashboard shows the domain as connected, it may take a few hours to fully propagate. If everything was set up correctly, wait about an hour and check again (and allow a bit more time if it’s still updating).
Search engine visibility can also take time: After ordering a new domain, it may not appear in search results right away. To help speed things up:
Helpful links from this guide:
Connecting Google Search Console
Submitting a Sitemap
Video reference: