# Argo CD v3.0.21 — Release & Upgrade Intelligence
- **Product:** Argo CD (https://argo-cd.readthedocs.io)
- **Version:** v3.0.21
- **Released:** Jan 01, 2026
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/argocd/updates/v3.0.21/

## Executive Summary (TL;DR)
Argo CD v3.0.21. Source highlight: kubectl create namespace argocd

## Improvements
- 97dc75ee80b64c1bec11249cbda3d8aa0e5cd957: docs: Improve switch to annotation tracking docs, clarifying that a new Git commit may be needed to avoid orphan resources - (cherry-pick #25309 for 3.0) (#25336) (@reggie-k)

## Bug Fixes
- 8910d47425d352a37604c4d461abb5afbd0b877b: fix(hydrator): appset should preserve annotation when hydration is requested (cherry-pick #25644 for 3.0) (#25652) (@argo-cd-cherry-pick-bot[bot])
- ad1eacbe93c2e6163ff989702dcddfbe8cd8ab95: fix(ui): add null-safe handling for assignedWindows in status panel (cherry-pick #25128 for 3.0) (#25182) (@argo-cd-cherry-pick-bot[bot])
- a9a7868dc4e18cda89c8ccea7746a2eea7621859: fix: Allow the ISVC to be healthy when the Stopped Condition is False (cherry-pick #25312 for 3.0) (#25316) (@argo-cd-cherry-pick-bot[bot])
- b53d2a244325ca48a3dc520b4c7453afcc43f413: fix: handle annotated git tags correctly in repo server cache (cherry-pick #21771 for 3.0) (#25241) (@argo-cd-cherry-pick-bot[bot])
- ba78f8cdeb3e980db201d7ec93985d4aab3bcc9b: fix:(ui) don't render ApplicationSelector unless the panel is showing (Cherry Pick release-3.0) (#25217) (@jwinters01)
- a24b8ec7d24eaf947f5a0b550dd27741d61bd2e5: docs: Document usage of ?. in notifications triggers and fix examples (#25352) (cherry-pick #25418 for 3.0) (#25423) (@argo-cd-cherry-pick-bot[bot])