Use this command to close the active document without saving the document. If you close a document without saving, you lose all changes made since the last time you saved it.
NOTE: If there are multiple windows open for the same optical system, you are not prompted to save changes to the system until you close the last document window. It does not matter which window is the last window.
This command can be accessed in the following ways: •Menu > File > Close •Ctrl + F4 •Mouse click the X in the upper right hand corner of the FRED document
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