📝🔠✨ Excel's custom formatting feature allows you to modify how values are displayed without changing their underlying data. To add a colon (":") at the end of names using custom formatting, you can follow the steps specified in tutorial. Custom formatting is a powerful way to control the visual appearance of data in Excel without altering the actual values. It's useful for adding context or making data presentation more user-friendly. 📝🔠✨ Leverage custom formatting to enhance the visual repr