NCS Screen Tutorial _ How To MS Excel Prompt to open a file as read-onlyegplus (6)in Threespeak • 4 years ago (edited) ▶️ Watch on 3Speak NCS Screen Tutorial _ How To MS Excel Prompt to open a file as read-only ▶️ 3Speak #ncsscreentutorialhowtomsexcelprompttoopenafileasreadonly