If you want to preserve the current state of an Excel file and yet be able to change it, you can always copy the current workbook to a new file. You can then add your changes to the new copy. If the ...

How to copy an Excel sheet into a new workbook Your email has been sent Copying or moving data is a common task for users in Excel workbooks. Copying data from one worksheet to another within the same ...

Microsoft Excel has several features designed to help you recover unsaved versions of spreadsheets and prevent data loss. If Excel closes before you save a file, you should see a Document Recovery tab ...