macOS Error Code Codes — Complete Fix Guide

Browse 1500 macOS error codes and troubleshooting guides. Click any error code below for step-by-step solutions.

-21

macOS Error -21 — 4 Ways to Fix Startup Failure

⚙️ Hard ⏱ 19 min 📋 Startup Failure

-22

How to Fix macOS Error -22 (iCloud Sync Error)

⚙️ Easy ⏱ 8 min 📋 iCloud Sync Error

-23

macOS -23 Error Fix — Complete Troubleshooting Guide

⚙️ Easy ⏱ 29 min 📋 Permission Error

-24

macOS Error -24: 4 Proven Fixes

⚙️ Hard ⏱ 12 min 📋 Permission Error

-25

macOS -25 Error Fix — Complete Troubleshooting Guide

⚙️ Hard ⏱ 28 min 📋 iCloud Sync Error

-26

Kernel Panic: Fix macOS Error -26 — Step by Step

⚙️ Medium ⏱ 20 min 📋 Kernel Panic

-27

macOS Error -27: 4 Proven Fixes

⚙️ Medium ⏱ 19 min 📋 Disk Error

-28

How to Fix macOS Error -28 (iCloud Sync Error)

⚙️ Easy ⏱ 23 min 📋 iCloud Sync Error

-29

How to Fix macOS Error -29 (App Not Responding)

⚙️ Easy ⏱ 21 min 📋 App Not Responding

-30

macOS Error -30: 4 Proven Fixes

⚙️ Medium ⏱ 26 min 📋 Permission Error

-31

macOS Error -31: 4 Proven Fixes

⚙️ Medium ⏱ 21 min 📋 Startup Failure

-32

macOS -32 Error Fix — Complete Troubleshooting Guide

⚙️ Medium ⏱ 30 min 📋 Network Error

-33

macOS Error -33: 4 Proven Fixes

⚙️ Medium ⏱ 13 min 📋 Update Failed

-34

How to Fix macOS Error -34 (Update Failed)

⚙️ Easy ⏱ 30 min 📋 Update Failed

-35

macOS Error -35: 4 Proven Fixes

⚙️ Medium ⏱ 24 min 📋 App Not Responding

-36

Kernel Panic: Fix macOS Error -36 — Step by Step

⚙️ Medium ⏱ 19 min 📋 Kernel Panic

-37

macOS -37 Error Fix — Complete Troubleshooting Guide

⚙️ Easy ⏱ 8 min 📋 Startup Failure

-38

How to Fix macOS Error -38 (Update Failed)

⚙️ Hard ⏱ 16 min 📋 Update Failed

-39

macOS -39 Error Fix — Complete Troubleshooting Guide

⚙️ Medium ⏱ 15 min 📋 Startup Failure

-40

How to Fix macOS Error -40 (Update Failed)

⚙️ Hard ⏱ 19 min 📋 Update Failed

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