🔧 Common Windows Error Codes and How to Fix Them

Have you ever been confused by a strange Windows error code like “0x80070057” or “KB5007651”? When these codes suddenly appear, it’s hard to know what they mean or how to fix them.

This page provides a clear and updated list of common Windows error codes still frequently reported in 2025. Each entry includes the possible cause and simple steps to resolve the issue—so you can troubleshoot quickly and with confidence.

Windows Error Codes and How to Fix Them

See the table below for a full list (sorted by error code, explanation, and recommended solution).

What Do These Codes Mean?

Windows errors are often displayed in hexadecimal format (starting with “0x”) or as update IDs (starting with “KB”).

• 0x…: Error codes for system issues, crashes, or failed installations.
• KB…: Knowledge Base numbers for Windows updates and patches.

These codes help identify what went wrong—but not everyone knows how to interpret them. That’s why we’ve compiled this list with clear explanations and solutions anyone can follow.

Even if you’re new to troubleshooting, you’ll find it easy to understand what caused the error and how to fix it using the table below.

How to Use This Page

1. Check the error code displayed on your screen.
2. Find the matching code in the table below.
3. Follow the listed cause and solution to fix the issue.

This list is regularly updated. We recommend bookmarking this page for quick access whenever a new error appears.

Full Table of Common Error Codes (Click to View Solutions)

Click on any error code in the table below to view a detailed guide.

Each link includes detailed explanations, troubleshooting steps, and even hidden tips or advanced fixes when available.

*All codes are clickable. You’ll be taken to a separate page with more detailed information, screenshots, and workaround techniques.

What If Your Error Code Isn’t Listed?

This table covers the most frequently reported error codes as of now. But new issues appear all the time. If you encounter a code that isn’t listed, don’t worry—try the following steps:

• Take note of the full error code.
• Try restarting your PC or checking for Windows updates.
• Use Microsoft’s official support page or the search bar on this site.

We continue updating this list with new codes and solutions. If you’d like us to add a specific code, feel free to send a message through the comment section or contact form.

List of Windows Error Codes and Fixes

This section provides a table of frequently reported Windows error codes along with their meanings and common solutions. Simply find your error code and click the link to see detailed steps.

Note: Most linked articles are in Japanese. If needed, you can use your browser’s built-in translation feature—like “Translate this page” in Google Chrome. These guides include screenshots, step-by-step instructions, and tips that are easy to follow even in Japanese.

We’re working on building out more English resources soon—thank you for your understanding!

If you encounter an error code listed above, simply click on it to access a detailed solution page. Each page includes clear steps, screenshots, and even alternative “tricks” to help resolve your issue quickly and safely.

If your error isn’t listed, or if the solution didn’t work for you, feel free to reach out via our contact form. We’re continuously updating this page based on user feedback and the latest updates from Microsoft.

💡 Bookmark this page so you can quickly find it the next time an error pops up!

Related Articles

• [Fix Guide] How to Solve Error Code 0xc1900101 in Windows Updates
• 0x80070057: How to Fix This Common Windows 11 Update Error
• Understanding KB5050094: Fixing Issues in the Windows 24H2 Update
• KB5007651 Loop Fix: How to Escape the Endless Reboot
• Slow PC After Update? Top Ways to Speed It Back Up

タグ: windows error code, troubleshooting, PC problems, 0x80070057 fix, windows 11 update error, KB update errors, error code guide