Guide

1. Inside your Microsoft Excel worksheet, find and select the chart you wish to edit.

2. After that, go to the top navigation bar and click 'Chart'.

3. Choose 'Select Data' from the available options.

4. Following that, tap the 'Format' tab to proceed further.

5. Click 'Legend' afterwards.

6. Subsequently, reconfigure the default legend settings based on your preference. For instance, you may change its position and font format or add fill and outline.

7. After completing these steps, the legend of the selected chart will be edited according to your input.