google-xml-sitemaps - Read For Learn

Why do I get a 404 for my sitemap index after installing Yoast? [closed]

Go to Admin > Settings > Permalinks and click save without altering anything “Sometimes resetting the permalink structure will quickly solve a 404 error from a recent change to your installation.” See http://kb.yoast.com/article/77-my-sitemap-index-is-giving-a-404-error-what-should-i-do for further details

how can I check if I have sitemap?

Yes. Then it works. Add a new post and see if it changes. You can submit your sitemap to search engines but they will eventually pick it up regardless. Just give it time to see results — it’s not instant. Use Google Console https://www.google.com/webmasters/tools/sitemap-list to make sure it’s getting picked up.

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