TL;DR Key Takeaways : Dynamic array functions like `SCAN`, `REDUCE`, and `LAMBDA` enable efficient and automated filling of blank cells in Excel, reducing manual effort and errors.

3. Repeat the value above in Excel Depending on where you receive your data, you might find that some blank cells should contain the value in the cell above.

Learn how to show formulas in cells instead of values or calculated results In Microsoft Excel. You can show or hide formulas in Excel cells.