It will be on the bottom right corner of the border of the active cell if one cell is selected. If more than one cell is selected, then it will be at the bottom right corner of the selected area.
It is the fill handle, enabling you to drag down a cell with a formula or for extending pre-defined lists. For example: if you type Sunday into a cell and press return, and then use the fill handle to fill down, it will automatically put in the other days of the week. You can do the same for Months.
The fill handle is the small black square located in the lower right corner of the heavy border around the active cell. The active cell cannot be identified by a block arrow displaying in the center of the cell.
Fill Handle
A heavy border with a small box in the bottom right corner, known as the Fill Handle.
Fill Handle
Fill Handle
Copy the forumula to the cells where you drag the fill handle.
Copy the forumula to the cells where you drag the fill handle.
The Fill Handle.The Fill Handle.The Fill Handle.The Fill Handle.The Fill Handle.The Fill Handle.The Fill Handle.The Fill Handle.The Fill Handle.The Fill Handle.The Fill Handle.
The fill handle in excel looks like a thin black cross
The fill handle can be turned off in the Excel options, though it is more useful to have it on.
Small black dots or squares in the bottom right corner of the active cellit is a square that you press and it makes things bigger and smaller as you move the mouse.