- Audience imports now return clearer validation errors.
- Teams can catch malformed subscriber records before sending campaigns.
Mobile Apps updates in 2026-w18
- Grouping logic changes can merge or split some existing issues.
- Teams with strict alert routing should watch notification volume after rollout.
- Flag payload previews now support richer values before rollout.
- Useful for teams shipping configuration-heavy experiments.
- Image transformations can now be cached with more explicit controls.
- Apps serving many resized assets may reduce repeated processing.