# Cal.com v3.8.3 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v3.8.3
- **Released:** Feb 22, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v3.8.3/

## Executive Summary (TL;DR)
Cal.com v3.8.3. Source highlight: chore: Refactor feature flags

## New Features
- chore: Refactor feature flags
- feat: Settings for dashboard theme that is separate from system
- feat: signup redirect query param after onboarding
- feat: let org admins change usernames
- chore: Added a period after undone

## Bug Fixes
- fix: prefillFormParams guest type
- fix: No available users found near midnight
- fix: crash on signup page while inviting a new member to an org
- fix: sdk action events
- fix: log more info on sendEmail error
- fix: Bookings API