How do I fix: 🔍 Why This Happens?

The primary reason for this issue is that IE uses the system locale to display error messages and other text-based content. When you set your IE settings to use a different language, it does not override the system locale.An alternative cause could be that the F12 developer tools are using a cached

How do I fix: Using F12 Developer Tools Settings?

Step 1: Open the F12 developer tools by pressing F12 or right-clicking on a page element and selecting 'Inspect'.Step 2: In the F12 developer tools, click on the 'Settings' icon (represented by three horizontal lines) in the top-right corner of the window.Step 3: Select 'Languages' from the dropdown

Software⏱️ 3 min read📅 2026-06-11

How to Fix: How to set language for error message in IE F12 developer tools?

Q: How do I fix: 🚀 How to Resolve This Issue Changing the Language in Internet Options?

Step 1: Open Internet Options by pressing Alt + I on your keyboard or by navigating to Tools > Internet Options in the menu.Step 2: In the Internet Options window, click on the 'Advanced' tab and then click on the 'Languages' button.Step 3: Select 'English (United States)' or another English languag

IE F12 developer tools language setting issue

Quick Answer: Use the 'Language' dropdown in the F12 tools to set a custom language.

📋 Table of Contents

🔍 Why This Happens
🚀 How to Resolve This Issue
✨ Wrapping Up

The issue you are experiencing is frustrating because you want to use Internet Explorer's (IE) F12 developer tools in English, but the error messages are displayed in Czech. This problem affects users who have set their IE settings to use a different language than their system locale.

To resolve this issue, we will provide two methods to change the language of the F12 developer tools to English without modifying the system's locale.

🔍 Why This Happens

The primary reason for this issue is that IE uses the system locale to display error messages and other text-based content. When you set your IE settings to use a different language, it does not override the system locale.
An alternative cause could be that the F12 developer tools are using a cached version of the language settings, which may not be updated when you change the IE settings.

🚀 How to Resolve This Issue

Changing the Language in Internet Options

Step 1: Open Internet Options by pressing Alt + I on your keyboard or by navigating to Tools > Internet Options in the menu.
Step 2: In the Internet Options window, click on the 'Advanced' tab and then click on the 'Languages' button.
Step 3: Select 'English (United States)' or another English language of your choice from the list and click 'OK'.
Step 4: Close all IE windows and restart your computer to apply the changes.

Using F12 Developer Tools Settings

Step 1: Open the F12 developer tools by pressing F12 or right-clicking on a page element and selecting 'Inspect'.
Step 2: In the F12 developer tools, click on the 'Settings' icon (represented by three horizontal lines) in the top-right corner of the window.
Step 3: Select 'Languages' from the dropdown menu and choose 'English (United States)' or another English language of your choice.
Step 4: Click 'Apply' to apply the changes.

✨ Wrapping Up

By following these steps, you should be able to change the language of the F12 developer tools to English without modifying the system's locale. If you continue to experience issues, try restarting IE or resetting its settings to their default values.

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