How to Un

1. Open the spreadsheet you wish to modify. Hold down the 'Ctrl' key, and tap the 'A' key twice. This should select all of the cells in the spreadsheet. Press 'Ctrl C' to copy the cells to the clipboard.
2. Click on the Microsoft Office logo at the top-left corner of the Excel screen and click 'New'. Click the cell labeled A1 to select it, then press 'Ctrl V' to copy the cells into the worksheet.
3. Press 'Ctrl S' to bring up the 'Save As' dialog box. Click the 'Tools' button, and select 'General Options'. Make sure the password box is empty. Delete the contents of the box if necessary. Click 'Ok' to close the options screen, then type in a new file name and click the 'Save' button.
4. Open the new spreadsheet file to confirm all of the data is present. Right-click on the old spreadsheet file and select 'Delete'.