Visual chaos: The alternative to the slow, stop-start process is clicking "Show All Notes" or "Show Comments" in the Review ...
Press Ctrl+; to insert the current date. Press Ctrl+Shift+; to insert the current time. Press Ctrl+; > Space > Ctrl+Shift+; ...
To display a tooltip, you may use Comments, Notes, Data Validation Help Text, or Screen Tips. Let us see how they work in Excel and Google Sheets.