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Internet Explorer will normally attempt to detect the program originally used to create a HTML document and modify the "Edit" option to use the same program for future editing. This tweak can be used to enable or disable the checking.

Open your registry and find the key below.

Create a new String value, or modify the existing value called 'CheckDocumentForProgID' using the settings below.

Exit your registry, you may need to restart or log out of Windows for the change to take effect.

Note: Disabling this feature will cause Internet Explorer to use the default editor for all editing.

		(Default)	REG_SZ	(value not set)
		CheckDocumentForProgID	REG_SZ	no

	HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main

Disclaimer: Modifying the registry can cause serious problems that may require you to reinstall your operating system. We cannot guarantee that problems resulting from modifications to the registry can be solved. Use the information provided at your own risk.