A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data.
Are you trying to rename the tab "History"? You can't. That's a reserved word.
Go to the Excel menu and choose About Excel. Make sure you have version 14.7.7
If you need to update, please follow these instructions:
Ensure your Mac and Office have the latest updates. Here’s how to install updates:
Make sure your Mac has a working internet connection, then:
- Update Mac OS X. Open the App store and click on the Updates button. Install the updates.
- After, in any Office application go to the Help menu and choose Check for Updates to launch the AutoUpdate app. Let AutoUpdate install updates and then restart your Mac.