The default print margins in Microsoft Excel are 0.75 inches on the left and right sides, and 1 inch on the top and bottom. You can change these margins to better fit your worksheet data.

To change the default print margins:

1. Click the File tab, and then click Print.
2. Under Settings, click Margins, and then select Custom Margins.
3. In the Top box, enter the margin you want. For example, enter 0.5 for a half-inch margin.
4. Repeat step 3 for the Bottom, Left, and Right boxes.
5. Click OK.