# Cal.com v4.5.2 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v4.5.2
- **Released:** Sep 19, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v4.5.2/

## Executive Summary (TL;DR)
Cal.com v4.5.2. Source highlight: fix: dates in ooo booking redirect email

## New Features
- feat: update translations
- feat: Retell AI
- feat: per user and team feature flags
- feat: add create license key to admin tab if IS_CALCOM
- chore: App Router - remove references to `/pages` for remaining pages in `/auth`, `/insights`, `/d`, `signup` and add missing default `/future` page
- feat: update translations

## Bug Fixes
- fix: dates in ooo booking redirect email
- fix: new user detection for dub analytics
- fix: fixed more flaky e2e tests (round 2)
- fix: Adds eslint-ignore-patterns to eslint config
- chore: App router migration - fix metadata for bookings/[status] and add env var for /booking page
- fix: connect apple calendar atom nested <button>'s