On Windows 10, thumbs.db are hidden files created using thumbnail previews for folders in File Explorer. Although these files are harmless, sometimes they can cause problems. For example, if you moved content from a Windows 10 device to a network shared, and then you want to delete a folder, you may end up with a “The action can’t be completed because the file is open in Windows Explorer” message referring to the “thumbs.db” file that will prevent you from removing the folder.
If these “thumbs” database files are causing issues, you can delete them using File Explorer, Group Policy Editor, or the Registry to allow you to delete network folders.
This guide will teach you the steps to delete thumbs.db files to remove network folders using File Explorer on Windows 10.
- Delete network folder with thumbs.db from File Explorer
- Delete network folder with thumbs.db disabling preview cashing
Delete network folder with thumbs.db from File Explorer
To delete folders with thumbs.db file on Windows 10, use these steps:
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Open File Explorer on Windows 10.
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Browse to the folder to delete.
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Click the View tab.
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Check the Hidden items option.
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Under the “Layout” section, select the Details option.
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Select the thumbs.db file.
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Click the Delete button from the “View” tab.
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Click the Yes button.
Once you complete the steps, the thumbs.db file should be deleted without problems. However, if the steps don’t work, you can switch to another view and choose the Details view again.
Delete network folder with thumbs.db disabling preview cashing
If the thumbs.db refuses to be deleted. You can try disabling the thumbnail previews feature on Windows 10.
Disable thumbs.db from Group Policy
To disable thumbs.db caching for network folders on Windows 10, use these steps:
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Open Start.
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Search for gpedit and click the top result to open the Group Policy Editor.
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Click on User Configuration from the left pane.
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Browse the following path:
User Configuration > Administrative Templates > Windows Components > File Explorer
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Double-click the “Turn off the caching of thumbnails in hidden thumbs.db files” policy.
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Select the Enabled option to disable the feature.
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Click the Apply button.
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Click the OK button.
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Restart your computer.
After you complete the steps, you should now be able to delete network folders with thumbs.db files.
Disable thumbs.db from Registry
To delete network shares with thumbs.db with the Registry, use these steps:
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Open Start.
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Search for regedit, right-click the top result, and select the Run as administrator option.
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Browse the following path:
HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows
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Right-click the Windows folder, select the New submenu, and click on Key.
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Name the key Explorer and press Enter.
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Right-click the newly created key, select the New submenu, and click on the “DWORD (32-bit) Value” option.
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Name the DWORD DisableThumbsDBOnNetworkFolders and press Enter.
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Double-click the newly created DWORD and change its value from 0 to 1.
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Click the OK button.
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Restart your computer.
Once you complete the steps, the new settings will apply, and you should now be able to delete thumbs.db files without the “The action can’t be completed because the file is open in Windows Explorer” message.