How to Merge Excel Files & Sheets Before you start merging files and sheets, plan it well. While you can always rearrange sheets later, the better you plan, the less amount of hours you will spend ...

Merging cells in Excel can make your Excel sheet look better and group related data efficiently. You can merge cells on the Home tab by selecting adjacent cells and using the Merge and Center button.

However, because Excel largely relies on you having a consistent grid of individual cells placed in rows and columns, merging cells causes issues when you come to make changes to your data.