There are two other methods to use the ISBLANK function. If you are using the formula and getting FALSE even when the cell is blank, the problem is that the cell contains a Zero-length String.

Excel's new Copilot function turns your prompts into formulas - how to try it It's so much easier to create, summarize, and analyze data now - no complex manual formulas required.

In Excel spreadsheets, complex formulas are difficult to enter without making mistakes. Microsoft Excel’s LAMBDA() function can make such errors easier to find.