A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data
Option 1:
Press Alt+F11 to activate the Visual Basic Editor.
Press Ctrl+G to activate the Immediate window.
Enter the following line (or copy/paste it), then press Enter:
Application.Speech.SpeakCellOnEnter = True
To turn it off, do the same but with False instead of True.
Option 2:
Create the following macro in your personal macro workbook PERSONAL.XLSB:
Sub ToggleSpeechOnEnter()
With Application.Speech
.SpeakCellOnEnter = Not .SpeakCellOnEnter
End With
End Sub
Running the macro will toggle Speak Cells on enter on/off.
Assign this macro to a Quick Access Toolbar button and/or a custom keyboard shortcut for each of use.
See Excel Personal Macro Workbook | Save & Use Macros in All Workbooks if you're not familiar with the personal macro workbook.