# Cal.com v4.5.4 — Release & Upgrade Intelligence
- **Product:** Cal.com (https://cal.com)
- **Version:** v4.5.4
- **Released:** Sep 24, 2024
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/calcom/updates/v4.5.4/

## Executive Summary (TL;DR)
Cal.com v4.5.4. Source highlight: chore: Use no isolation for unit tests

## New Features
- revert: Remove NOT_FOUND error introduced in 16620
- feat: billing tab for platform
- feat: Update UI of signup / login pages
- feat: global booking limits for teams
- feat: update translations
- feat: add advanced tab attributes to api/v2/event-types

## Improvements
- chore: Improve perf of query that removes disconnected Credentials

## Bug Fixes
- fix: flaky e2e patterns
- chore: fix formatting
- fix: more general translation for 'seats 'in NL
- fix: Flakyness on pages that use a hard refresh
- fix: update zoom integration doc to include user settings scope
- fix: Issue with zoom meetings getting "invalid Meeting ID"