The Change History Blind Spot — a Google Ads diagnostic note by Koray NarThe Change History Blind Spot — a Google Ads diagnostic note by Koray Nar

The Change History Blind Spot — a Google Ads diagnostic note

Koray Nar

Koray Nar

Like this project

Posted Sep 13, 2026

Why an ad group can stop serving while every status reads healthy: a diagnostic note on shared negative lists and where change history hides the edit.