In Microsoft Excel, the maximum number of characters allowed in a single cell is 32,767. This limit applies to both the content of the cell (text, numbers, or formulas) and any formatting applied to the cell. If you attempt to enter or paste more than 32,767 characters into a cell, you will receive an error message indicating that the cell content is too long. It’s worth noting that while Excel allows a substantial amount of text in a cell, working with such extensive text in a single cell can affect the performance of your Excel workbook. If you need to work with very large amounts of text, consider breaking it into smaller pieces or using multiple cells, rows, or columns as needed.