Definition
The March 2024 Core Update from Google, announced on March 5, 2024, is considered one of the most significant updates in recent history. Its rollout lasted 45 days (completed April 19, 2024), much longer than typical core updates. This update stands out for its complexity: it modified several fundamental ranking systems simultaneously and was accompanied by new anti-spam policies. Google estimated it would reduce unoriginal and low-quality content by 40% in search results. The March 2024 Core Update specifically targeted AI-generated content without added value, site reputation abuse techniques, and expired domain abuse methods.
Key Points
- Announced March 5, 2024, rolled out over 45 days (the longest)
- Goal to reduce low-quality content by 40% in SERPs
- Combined ranking changes and new anti-spam policies
Practical Examples
Impact on mass AI content
Sites publishing thousands of AI-generated articles without human review or added value saw their traffic drop 80-100%, with some being completely deindexed.
Deindexation of low-quality sites
Several sites received manual actions for 'pure spam' and were completely removed from Google's index, a sanction rarely applied at this scale during previous core updates.
Frequently Asked Questions
No, Google does not penalize AI content per se. What is targeted is content generated at scale without added value, human review, or expertise. AI content carefully reviewed, enriched with human expertise, and offering real value remains compliant with Google's guidelines.
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Last updated: 2026-02-07