# Ghost v4.20.0 — Release & Upgrade Intelligence
- **Product:** Ghost (https://ghost.org)
- **Version:** v4.20.0
- **Released:** Oct 22, 2021
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/ghost/updates/v4.20.0/

## Executive Summary (TL;DR)
Ghost v4.20.0. Source highlight: ✨ Added ability for themes to define custom settings (#13661) - Kevin Ansfield

## New Features
- ✨ Added ability for themes to define custom settings (#13661) - Kevin Ansfield
- ✨ Added Offers feature to Ghost - Fabien O'Carroll

## Improvements
- ⚡ Improved Ghost boot time and memory usage by lazy loading routes - Daniel Lockyer

## Bug Fixes
- 🐛 Fixed inconsistent publish/send messaging in publish menu - Kevin Ansfield
- 🐛 Fixed URLs not being correctly transformed during insert operations (#13618) - Kevin Ansfield
- 🐛 Fixed "Send" publish type not being reset when closing publish menu - Kevin Ansfield