How to lock cells in Microsoft Excel, so you need a password to change or erase data

You can lock cells in Excel by heading into the program's "Protection" tab. There, you can set a password, and protect your data.

How to combine two columns in Excel using formulas, and keep all of their data

You can combine two columns in Excel using several formulas and tools available in the software. Here's how to combine two columns in Excel.
MrExcel on MSN

Excel: The Ultimate Formula You’ll Ever Need!

If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 ...
How-To Geek on MSN

4 New Microsoft Excel Features to Try in October 2025

All details in this article are correct as of October 7, 2025. Accessibility to some of the latest Excel features depends on ...