In Excel, you can easily insert, rename, and delete worksheets in your workbook. In this tutorial from Microsoft, you will learn how to add or delete a tab within your workbook.

Insert a worksheet
- Select the New Sheet plus icon Select at the bottom of the workbook.
- Or, select Home, Insert, Insert Sheet.

Rename a worksheet
- Double-click the sheet name on the Sheet tab to quickly rename it.
- Or, right-click on the Sheet tab, click Rename, and type a new name.

Move a worksheet
- To move the tab to the end, right-click the Sheet tab then Move or Copy, (move to end), OK .
- Or, click and drag to tab to any spot.

Delete a worksheet
- Right-click the Sheet tab and select Delete.
- Or, select the sheet, and then select Home, Delete, Delete Sheet.

Learn more: https://support.microsoft.com/en-us/office/insert-or-delete-a-worksheet-19d3d21e-a3b3-4e13-a422-d1f43f1faaf2#:~:text=To%20quickly%20insert%20a%20new,and%20then%20click%20Insert%20Sheet.