How to change the default font and size in Excel

There are many fonts available in Excel. The default font for every new workbook in Windows-based Excel 2019 is "Body Font", with font size 11. Body Font with font size 11 is displayed in Excel worksheet as Calibri font, with font size 11.

Below image shows default font and its size in Excel 2019.

Sometimes according to the requirement of a particular project, you may need to change the default font and its size, because every time it is difficult to change the font and its size.

If you want to change the default font in Excel and its size, follow these steps.

Step 1 - Open Excel Options Dialog Box window by clicking "File" on Excel Ribbon and then selecting "Options" from menu from Excel Backstage View.

Step 2 - Select the new default font from "Use this as the default font" and size from "Font size" Drop-down lists. In this example, "Segoe UI" font and font size 12 is selected, as shown below.

After changing the font and font size, click "OK" button in Excel Options Dialog Box window. Excel will display a dialog box for program restart for font change to take effect, as shown below.

Step 3 - Once Excel is restarted, you can see that the default font is changed to "Segoe UI" font and font size 12 for a new Excel workbook, as shown in below image. Please note that the font and its size in existing Excel workbooks will not change. The default font and its size is changed only for new blank worksheets or new workbooks.