How to Insert a Timestamp in Excel using the NOW Function
Follow these simple steps to add a timestamp to your Excel spreadsheets:
Step 1
Select the cell you’d like to add the time stamp and then click on Insert Function.
Step 2
Select the NOW function and then hit OK. Please note: when you enter this function in a cell it returns the current date and time according to your system’s settings.
You’ll see the date and time added to the cell.