» Copying Cell Content Across Sheets

To fill across sheets (that is, copy information from selected cells to all sheets in the workbook), simultaneously:

1. Copy range of cells.
2. Right-click the sheet tab, and from the shortcut menu, select Select All Sheets.
3. From the Edit menu, select Fill and then Across Worksheets.
4. In the Fill Across Worksheets dialog box, check one of the three option buttons and click OK.
5. To remove sheet groupings, select the sheet tab, hold Shift and then click.
OR
Right-click the sheet tab and select Ungroup Sheets from the shortcut menu.
Screenshot // Copying Cell Content Across Sheets