# Cal.com v4.5.0 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v4.5.0
- **Released:** Sep 15, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v4.5.0/

## Executive Summary (TL;DR)
Cal.com v4.5.0. Source highlight: chore: App router migration - Create/Use `EventRepository` and Extract `/team/**/*` and `/teams/*` into `/modules` from `/pages`

## New Features
- feat: overlay calendar for `Booker` atom
- chore: Add Prisma extension to block deleteMany/updateMany with undefined 'in'
- feat: update translations
- feat: create loading state for copy referral link from dub.co
- chore: App-router-migration`(/auth/verify`) add missing metadata / page & extract components into `/module`
- chore: added IS_EUROPE for signup

## Bug Fixes
- fix: Show toast after copy referral link + change icon to `"gift"`
- fix: async clipboard support in Safari
- fix: remove duplicate teams layout
- feat: replace team list view with org list view UI and fix team view user availability
- fix: make admin role unnecessary for future-opt-in API
- fix: get slot logic for v1 API