How to Link 2 Excel Spreadsheets. You can establish links across multiple spreadsheets and workbooks in Microsoft Excel to streamline data management.

While there is a way for you to open two Excel workbooks at the same time, you can also open multiple spreadsheets in separate windows. Learn how!

You can make Excel always open old spreadsheets in Protected View. Enable or disable Protected View using in-built setting, Group Policy, Registry.

You can use Microsoft's Spreadsheet Compare tool to get a color-coded chart showing how two spreadsheets compare and what's missing or changed from one to the other.

Numbers has the ability to open Excel files so you can work on them. You can also export spreadsheets in Numbers so that they are compatible with Excel.