Ad Preview & Diagnosis tool broke for many users due to a captcha loop

Date

Aug 4, 2026 (first reported)

Primary source

Search Engine Roundtable

Sources

• open_in_new
  Google Ads Ad Preview & Diagnosis Captcha BugSearch Engine Roundtable · Aug 4, 2026
• open_in_new
  Google Ads Ad Preview & Diagnosis Captcha BugPPC News Feed · Aug 4, 2026

Related changes

• Aug 20, 2026Performance Planner gained previews of bid and budget target changes with one-click apply
• Aug 10, 2026Prompt-built dashboards with AI performance summaries announced for Google Ads (beta, coming soon)
• Aug 10, 2026AI-powered insight cards launched in beta on the Google Ads home page with a custom-insight prompt box
• Jul 31, 2026'Top things to know today' became a swipeable carousel of seven insight cards
• Jul 21, 2026'Missed growth opportunities' moved from Labs into the Recommendations tab as 'Missed opportunities'
• Jun 24, 2026Three new columns appeared: unique search categories with clicks, with conversions, and with impressions

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