Confirmation Settings

To display the Options dialog select 'Options' from the Tools menu (ALT+T+O). Click on the 'Don't Show This Again' tab to bring it to the front.

'Don't Show This Again' tab of the Options dialog

All ColorCache confirmation dialogs have check box that you can check if you don't want that particular confirmation message displayed in future. All messages that you disable will be displayed on this tab. Simply delete an entry to have the associated confirmation message appear freely again.