Summary  
This chapter covers file I/O operations by explaining how to save data to an existing file (overwriting it) versus creating a new file version with a different name or location, including options for automated backups.

General domain of usage  
Spreadsheet file management

This chapter explains the difference between **Save** and **Save As** in Excel.

Understanding how and when to use these options helps prevent data loss, avoid overwriting files, and keep your work properly organized.

Dive into the world of Excel with this comprehensive video course, designed to take you from basic navigation to mastering functions and basic data analysis. Starting with foundational skills like data entry and cell formatting, you'll quickly progress to using powerful tools. Whether you're organizing large datasets, performing statistical analysis, or creating dynamic charts, this course equips you with the practical skills needed in today’s data-driven environment.

Saving Workbooks in Excel

Essential Keyboard Shortcuts