# Argo CD v3.4.1 — Release & Upgrade Intelligence
- **Product:** Argo CD (https://argo-cd.readthedocs.io)
- **Version:** v3.4.1
- **Released:** May 06, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/argocd/updates/v3.4.1/

## Executive Summary (TL;DR)
Argo CD v3.4.1. Source highlight: This release is the first one in the 3.4 series, although it is not named `3.4.0`.

## New Features
- 05504d623c36a8770bc6379a9d0439a94da2ca59 feat(appset): add Health field to ApplicationSet status (#25753) (Peter Jiang)
- f83906d8779025b92e811ffe537e194b87f36978 feat(appset): optimize appset controller performance when grabbing cluster secrets (#25624) (#25577) (rumstead)
- ed6d2c525efc66c61487eea9cf1f964126f439d2 feat(controller): Annotation to pause reconciliation for a specific cluster (#26442) (Drew Bailey, Drew Bailey)
- 3157fb15a4f4b05f7b348932c39105e962dc77e9 feat(helm):  support wildcard glob patterns for `valueFiles` (cherry-pick #26768 for 3.4) (#26919) (argo-cd-cherry-pick-bot[bot], Nitish Kumar)
- 507289925b9086015cb0091c6f508acfa56e43f9 feat(hydrator): making configurable authorName/Email  used for hydration commit (#22847)  (#25746) (Aditya Raj)
- 8ed52b2ca1756d1458788cfd6141bedf061b8cb1 feat(notification): add appProject access to notification templates (#26437) (#26470) (Aditya Raj)

## Improvements
- 4832c5e7a539643a6c694a880ee0d23573443c78 docs: improve managedNamespaceMetadata section with details on tracki… (#25536) (Afzal Ansari, Blake Pettersson)
- 2e638831a696ebf7cbbe15d52c9734d22c23eb2d chore(hydrator): improve error message (#25737) (Michael Crenshaw)
- 8515358413cbecdd7b68b3f8b1fe23282b3dcbec chore: improve app install ID error (#26178) (Michael Crenshaw)

## Bug Fixes
- 9fd02aac33c6a7a19acc9a12ff7f9547eabaf6e4 Revert "fix: prevent automatic refreshes from informer resync and status updates (cherry-pick #25290 for 3.4)" (#27402) (Michael Crenshaw)
- f4e7a6e604f0b5632bb619c55ba2d9579991a118 [release-3.4] fix: improve perf: switch parentUIDToChildren to map of sets, remove cache rebuild (#26863) (#27110) (Jonathan Ogilvie)
- 21e13a621eb05523044aad0ebf3cf166369e3f0a fix(UI): show RollingSync step clearly when labels match no step (cherry-pick #26877 for 3.4) (#26882) (argo-cd-cherry-pick-bot[bot], Atif Ali)
- ede92293539fdd3c34a8a825dbbc7124800ea4c1 fix(actions): Use correct annotation for CNPG suspend/resume (#26711) (Rouke Broersma)
- 6665f949eb3e5b635e8c9e812c58c08d851bcd6f fix(appcontroller): application controller in core mode fails to sync when server.secretkey is missing (#26793) (#27476) (Anand Francis Joseph)
- f45ee221e5543a948b989228c06aef252d00e957 fix(appset): change appset resource status count to 5000 by default (#26249) (Peter Jiang)