Week of Dec 1, 2025

12 changes logged the week of Dec 1, 2025, 1 high impact; 2 took effect. Open this week in the change history.

Google Ads

• US horse racing aggregator certifications revoked; new applications closedDec 1, 2025 · Policy · General · effective Dec 1, 2025

  Google ended promotion of online horse racing content by aggregators in the US, revoking existing certifications and refusing new applications. Licensed operators promoting their own horse racing offerings are unaffected. Source

• Dynamic remarketing can now run on Google Analytics 4 ecommerce data instead of Google Ads tag eventsDec 5, 2025 · Targeting & Audiences · Display

  Advertisers with GA4 ecommerce tracking linked to Google Ads can power dynamic remarketing from GA4 events, removing the need to implement dynamic remarketing events via the Google Ads tag, as long as product IDs match the feed. Source

Merchant Center

• Regional member pricing beta let merchants vary loyalty prices by region via regional inventory feedsDec 5, 2025 · Launch · Feeds

  Google began testing regional member pricing, which extends the loyalty program to regional inventory feeds so different member prices can show by shopper region in Shopping ads where both RAAP and loyalty programs are supported. Source

• Merchant Center began warning that images under 500x500 px are ineligible for YouTube Shopping adsDec 1, 2025 · Creative & Assets · Feeds

  Merchant Center started flagging product images smaller than 500x500 pixels as ineligible for YouTube Shopping placements, ahead of the account-wide 500x500 minimum announced in April 2026. Source

Google Analytics

• GA4 added High-Value Purchasers and Disengaged Purchasers suggested audience templatesDec 1, 2025 · Targeting & Audiences · Reporting

  Two new suggested audiences (High-Value Purchasers by purchases or LTV with a new percentile field, and Disengaged Purchasers by days since last purchase) can be built and exported to Google Ads for lifecycle marketing. Source

• GA4 enabled display dynamic remarketing using ecommerce event data for Google AdsDec 1, 2025 · Targeting & Audiences · Display

  Properties with ecommerce event collection can now power Google Ads display dynamic remarketing from Analytics, so personalized ads show products and services users viewed on the site. Source

Google Ads API & Scripts

• Google Ads API and Google Ads scripts support forums on Google Groups sunset effective January 28, 2026Dec 1, 2025 · Deprecation · General · effective Jan 28, 2026

  Support agents stopped responding to new posts on the Google Ads API, Google Ads Scripts and CM360 API Google Groups forums from January 28, 2026; technical support moved to official contact forms, with community discussion on the Google Advertising and Measurement Community Discord server launched July 8, 2025. Source

Microsoft Ads

• API v13.0.26 added Google login OAuth, bid strategy reporting, topic criteria and audience breakdownsDec 1, 2025 · API & Tools · General

  The December 2025 release added GoogleOAuth grant flows, BidStrategyReport, TopicCriterion, GetAudienceBreakdown and GetBidLandscapeByCampaignIds, asset group tracking templates and custom parameters, ConversionDelay and CostPerConversion columns, and IsPolitical/BidStrategyScope campaign fields. Source

ChatGPT Ads

• Altman 'code red' memo reportedly delayed OpenAI's advertising program and shopping agentsDec 2, 2025 · Launch · General

  The Information reported that Sam Altman declared a company-wide 'code red' to improve ChatGPT quality against Google and Anthropic, deprioritizing the advertising program, shopping AI agents and ChatGPT Pulse. Source

• OpenAI said viral 'ads' were app suggestions, not ads, and turned the suggestion feature offDec 7, 2025 · Policy · General · effective Dec 7, 2025

  After screenshots of Target and Peloton app prompts in ChatGPT circulated, ChatGPT head Nick Turley said there were no live ad tests and the images were 'either not real or not ads'. Chief research officer Mark Chen said OpenAI 'fell short' and was turning off that kind of app suggestion while improving precision and adding user controls. Source

Search Console

• Search Console launched experimental AI-powered configuration for the Performance reportDec 4, 2025 · Launch · Reporting

  Users can describe an analysis in natural language and Search Console applies the matching filters, date comparisons and metrics in the Search results Performance report; it cannot sort or export. Source

• Google confirmed a weeks-long delay in the Page indexing reportDec 1, 2025 · Measurement · Measurement

  The Page indexing report stopped updating around November 17-18, 2025; Google confirmed 'longer than usual delays' on LinkedIn, stressing only reporting was affected, and the report caught up on December 17, 2025. Source

Took effect this week

• Ads Advisor to roll out to all English-language Google Ads accounts in early December 2025Effective Dec 1, 2025 · announced Nov 12, 2025 · Google Ads
• Gambling ads opened in Entre Rios, Mendoza and Santa Fe provinces, ArgentinaEffective Dec 4, 2025 · announced Nov 1, 2025 · Google Ads

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