March 13, 2025 - March 27 (14 days)
Focus on health/finance content relevance with user-centric prioritization, causing significant ranking fluctuations.
Dec 12-18, 2024 (6 days)
Fastest core update targeting low-quality content identification improvements.
Dec 19-26, 2024
Combating parasite SEO tactics and AI-generated spam content at scale.
Nov 11 - Dec 5, 2024 (24 days)
Enhanced integration of AI summaries with organic search results.
Aug 15 - Sep 3, 2024
Priority given to independent websites' original content.
Mar 5 - Apr 19, 2024 (45 days)
Longest update targeting AI-generated content abuse, removed 40% unoriginal content.
Nov 8 - Dec 7, 2023
Final standalone reviews system update before core integration.
Sep 14-28, 2023
Sitewide content quality evaluation via machine learning classifiers.
Dec 5, 2022 - Jan 12, 2023
Global multilingual rollout enforcing user-first principle.
Targeted sponsored link abuse and low-quality guest posts.
NLP breakthrough for understanding complex queries in 70+ languages.
E-A-T standards enforcement for YMYL websites.
First major spam link crackdown (3.1% English queries affected).