# Helm v4.3.0 — Release & Upgrade Intelligence
- **Product:** Helm (https://helm.sh)
- **Version:** v4.3.0
- **Released:** Sep 09, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/helm/updates/v4.3.0/

## Executive Summary (TL;DR)
Helm v4.3.0. Source highlight: Helm v4.3.0 is a feature release. Users are encouraged to upgrade for the best experience.

## New Features
- feat: Add duration functions
- feat: add ownership verification before deleting resources during uni…
- feat: honor SOURCE_DATE_EPOCH for chart archives
- feat(rollback): add --description flag to provide rollback reason
- Added missing import 94a3315f4d699c6bb4140550d4c98b46bb4382d2 (MrJack)
- feat(rollback): add --description flag to provide rollback reason f8180e6de473bb4b1008b76aa2ac63b8bcd104c0 (MrJack)

## Improvements
- perf: enable concurrent status computation to prevent multi-minute delays
- Enhance rune count in pkg/cmd/rollback.go and pkg/action/rollback.go a92611c20241be8e7dc32f9b229afd2a722a06f8 (MrJack)
- Enhanced rollback description length cb91040c447723a7338a513a6d1604e5daaa1e0b (MrJack)
- perf: enable concurrent status computation to prevent multi-minute delays (#32043) 3bcf965f997499c477436515e6ccf5d51ab82e5e (Zhaofeng Miao)
- test: replace assert.Equal with require.EqualError for improved error handling 65077c10fa3e4f339142f498d84c1c7bfb1d320b (Matthieu MOREL)
- test: improve client_scope_test.go to avoid data races and brittle assertions 9b7a70f0ca4bf0dcfd242962d9eef211188057dd (kimsm28)

## Bug Fixes
- for discussing PRs, code, and bugs
- Test, debug, and contribute charts: ArtifactHub/packages
- feat(engine): add debug logging when lookup returns empty
- fix (internal/plugin): remove zero-width spaces from plugin name comment
- fix(loader): do not drop values files ending at a 4096-byte boundary
- fix(chart): normalize StampModTimes timestamp to UTC/truncate + Chart.lock reproducibility test