Tip: If you are unsure what the function of a feature is, let your cursor hover over the button (in Excel) to see a pop-up box explaining the feature. If you want to collapse the ribbon so that none of the buttons are displayed, double-click the name of the tab.
Proofing
Spelling - Check the spelling of text. The keyboard shortcut to check spelling is F7.
Research - Open the Research Task Pane to search through reference materials such as dictionaries, encyclopedias, and translation services. The keyboard shortcut for Research is Alt + Click .
Thesaurus - Suggests other words with a similar meaning to the word you have selected.
Translate - Translate the selected text into a different language.
Comments
Edit Comment - Edit the selected comment. The keyboard shortcut to edit a selected comment is Shift + F2. Note: This button will not be displayed unless a cell containing a comment has been selected.
New Comment - Add a comment about the selected cell. The keyboard shortcut to add a comment is Shift + F2. Note: This button is the default view in the Comments section rather than the Edit Comment button displayed at the top of this explanation.
Delete (comment) - Delete the selected comment.
Previous (comment) - Select the previous comment in the worksheet.
Next (comment) - Navigate to the next comment in the document.
Show/Hide Comment - Show or hide the comment attached to the selected sheet.
Show All Comments - Display all comments in the sheet.
Show Ink - Show or hide any ink annotations on the sheet.
Changes
Protect Sheet - Prevent unwanted changes to the data in a sheet by specifying what information can be changed. For example, you can prevent people from editing locked cells or changing the formatting of the document. You can specify a password that can be entered to unprotect the sheet and allow these changes.
Protect Workbook - Prevent unwanted changes to the structure of the workbook, such as moving, deleting, or adding sheets. You can specify a password that can be entered to unprotect the workbook and allow these changes.
Share Workbook - Allow multiple people to work in a workbook at the same time. The workbook should be saved to a network location where multiple people can open it. Workbooks containing tables cannot be shared.
Protect and Share Workbook - Share the workbook and protect it with a password at the same time. The password will prevent others from turning off change tracking.
Allow Users to Edit Ranges - Allows specific people to edit ranges of cells in a protected workbook or sheet. Before using this feature, first set security on the sheet by using the Protect Sheet command. To use this feature, your computer must be joined to a Microsoft Windows domain.
Track Changes - Track all changes made to the document, including insertions, deletions, and formatting changes.