How to Recover a Page That Got Deindexed

First, confirm it's actually gone

Search site:yourdomain.com/the-page and check the URL Inspection tool in Search Console — it will say plainly whether the URL is on Google. A page that's just dropped in rankings but still shows up for that search is a ranking problem, not a deindexing problem, and the fix is different (better content/links/relevance, not a reindexing request).

Three different causes, three different fixes

A page can leave the index for reasons that look identical from the outside but need completely different responses:

• An accidental technical change — a noindex tag added by a template change, a canonical tag now pointing elsewhere, or a robots.txt rule that started blocking the URL.
• A manual action — a human reviewer at Google penalized the page or site for a policy violation.
• An algorithmic quality drop — no explicit flag anywhere, Google's systems simply stopped considering the page worth indexing.

How to tell which one happened

• Check Security & Manual Actions → Manual actions in Search Console first — it's the only cause Google tells you about directly, with a specific stated reason.
• If nothing's listed there, open URL Inspection on the page: it shows whether a noindex tag or a different canonical is currently in effect, and whether robots.txt is blocking it. See robots.txt vs noindex and canonical tags if either is the culprit.
• Check your own deploy history around the date the page disappeared (from Search Console's performance graph) — template or CMS changes are a far more common cause than either manual actions or genuine quality drops.
• If none of the above shows anything and the drop coincided with a known Google core update, it's most likely algorithmic.

Fixing each case

• Technical accident: revert the tag/canonical/robots.txt rule, then request indexing directly through URL Inspection rather than waiting for the next organic crawl — or push it immediately via IndexNow.
• Manual action: fix the specific violation Google names in the report, then file a reconsideration request through the same report. There's no way to speed this up beyond actually fixing the cause.
• Algorithmic drop: there's no resubmission fix. Review the page's actual value to a reader compared to competing pages, and expect recovery, if it happens, to be gradual and tied to the next relevant update rather than an event you can trigger.