https://wccftech.com/apple-releases-macos-monterey-12-4-update/ > Apple macOS Monterey 12.4 serves as the fourth major update to the upgrade that officially launched back in October 2021. Succeeding macOS Monterey 12.3, which launched around two months ago, the update focuses on minor fixes but brings a major improvement to the Studio Display, a product whose webcam was criticized for having poor picture quality. > The ‌‌‌‌‌‌macOS Monterey‌‌‌ 12.4 update is compatible with all Macs using the Software Update section of System Preferences. For those running Big Sur, Apple has catered to those users too by releasing the macOS Big Sur 11.6.6 update. For those running macOS Catalina, Apple has released a 2022-004 security update.