Show All File Extensions

Windows 11 will automatically hide file extensions for known file types. You can disable this and show all extensions.

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Fix It with CL Debloat

  1. Download CL Debloat here.
  2. Click Downloads in your Browser (Ctrl +J will open the downloads directly) and click the “CLDebloatSetup.exe” file and follow the prompt.
  3. Once installed click the CL Debloat icon on the desktop.
  4. Under the Visual tab, check the “Show All File Extensions” box and click Apply.

That’s it! All file extensions will now be visible.

Fix It with Windows 11 Settings

  1. Open the File Explorer.
  2. Click on the “View” tab.
  3. Check the “File Name Extensions” box.

That’s it! All File extensions will now be visible.

Fix It with Registry Editor

  1. Click on Search (or Start) of Windows and, “regedit” and select the Register Editor.
  2. In the top left of the Registry Editor navigate to the following 
    HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
  3. Right-click the Search folder, select to New and choose DWORD (32-bit) Value.
  4. Name the key “HideFileExt” and press enter.

The default value for your new key will be “0” which will show extensions for all file types.

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How to Hide Extensions for Known File Type with CL Debloat

Using CL Debloat you can easily undo this:

  1. Launch CL Debloat and select the Visual Tab
  2. Uncheck the “Show All File Extensions” option and click Apply.

This will hide extensions for Known File types.

How to Hide Extensions Known File Types Using Other Methods

Method 1: You can restore hiding extensions for known file types in Windows 11 settings using the following steps:

  1. Open the File Explorer.
  2. Click on the “View” tab.
  3. Check the “File Name Extensions” box.

This will re-hide file extensions for known file types.

Method 2: You can restore hiding extensions for known file types with the Registry Editor as well:

  1. Click on Search (or Start) of Windows and, “regedit” and select the Register Editor.
  2. In the top left of the Registry Editor navigate to the following 
    HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
  3. Edit the key “HideFileExt” key and change the “0” to a “1”.

This will re-hide extensions for known file types.