# Twenty v1.21.0 — Release & Upgrade Intelligence
- **Product:** Twenty (https://twenty.com)
- **Version:** v1.21.0
- **Released:** Apr 09, 2026
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/twenty/updates/v1.21.0/

## Executive Summary (TL;DR)
Twenty v1.21.0. Source highlight: fix: clear navigation stack immediately in goBackFromSidePanel

## Breaking Changes & Deprecations
- Flush Redis between server runs in breaking changes CI by @FelixMalfait in https://github.com/twentyhq/twenty/pull/19491

## New Features
- Add link to workspace members index view page from the settings
- Add see records link to data model
- Add 1-21 upgrade command to backfill datasource to workspace table
- Add "search" to reserved metadata name keywords
- Repair Edit Layout command menu item and add a button in settings to start edition too
- Add delete widget action in fields widget side panel

## Improvements
- Improve app errors logs at sync
- Improve getting started doc
- [AI] Improve tools tab
- Improve apps
- few website improvements
- [AI] Improve AI System Prompt page layout and token display

## Bug Fixes
- fix: clear navigation stack immediately in goBackFromSidePanel
- Fix: composite update events not received
- Fix dropping workspace nav items at the bottom of the list
- [Apps SDK] Fix rich app link in documentation
- Fix sdk tests
- Fix navbar object color not updating immediately when changed in edit mode