19 Nov 2025 · GA4 · low severity · fix verified 9 Sept 2026
Cost data import is now Campaign data import
'This change better aligns the feature's name with its primary function: importing campaign-level attributes and metrics, such as cost, clicks, and impressions.'
Source: What's new archive — Nov 19, 2025.
What it breaks
Nothing breaks; every guide, screenshot and internal doc that says 'cost data import' is now wrong by name.
Who it hits: Anyone onboarding a colleague.
The fix
Update your docs; the template already uses the new name.
fix artifact · #A-003
Campaign data import CSV template
The exact columns a GA4 campaign data import (formerly cost data import) joins on today: source, medium, ISO date — with currency on every cost row since 28 July 2026.
- verified_on
- 2026-09-09
- next re-check
- 2026-12-01
- status
- current
Sources linked on every entry · artifacts stamped and re-verified · ← all changes