Mac App Store Updates Stuck — Download and Update Installation Failures

Fix Mac App Store stuck updates, downloads hanging at waiting or loading, and app update failures caused by cache issues or Apple ID problems. This guide covers everything you need to know about this topic, including common causes, step-by-step solutions, and answers to frequently asked questions.

Here are the key things to understand: App Store updates can get stuck in 'Waiting', 'Loading', or show no progress. Cached download data from interrupted updates can block new download attempts. Apple ID authentication issues can prevent App Store from downloading or updating apps. Network issues or content caching proxies can interfere with App Store downloads. macOS system updates delivered via App Store follow the same download infrastructure. Understanding these fundamentals will help you diagnose and resolve this issue more effectively.

The most common reasons this occurs include: Partially downloaded update cached locally — blocks new download attempt. Apple ID session expired and needs re-authentication. Network proxy or content caching not forwarding App Store traffic properly. App Store process hung — needs restart. Identifying the root cause is the first step toward finding the right solution.

To resolve this, follow these recommended steps: Force quit and reopen App Store: Option-right-click App Store in Dock > Force Quit > reopen. Sign out and back in: App Store > Store > Sign Out > Sign In. Clear App Store cache: open Terminal > 'defaults delete com.apple.appstore' and 'defaults delete com.apple.appstored'. Delete cached downloads: ~/Library/Caches/com.apple.appstore/ and ~/Library/Caches/com.apple.appstored/. Try updating via Terminal: 'softwareupdate --list' then 'softwareupdate --install [update-name]'. If these steps do not resolve the issue, consider consulting additional resources or a qualified professional.

This article is part of our Mac Error Codes collection on Error Codes Wiki. We provide comprehensive, up-to-date information to help you find solutions quickly.