### NOW()

Returns the serial number of the current system date and time.

#### Remarks

 * This is one of few functions that does not require any arguments.* This function is Volatile and will change everytime a cell on the worksheet is calculated.* This function will update when the workbook is recalculated.* You must include the empty parentheses after the function name.* The serial number is the date-time code used by Excel for date and time calculations.* If the cell has the "General" number format, then this cell is formatted automatically to "dd/mm/yyyy hh:mm".* If you want to enter a static date that will not change or update, use the shortcut key (Ctrl + ;).* If you want to enter a static time that will not change or update, use the shortcut key (Ctrl + Shift + ;).* You can use the DAY function to return the day as an integer given a date serial number.* You can use the HOUR function to return the hour as an integer given a date serial number.* You can use the MINUTE function to return the minute as an integer given a date serial number.* You can use the MONTH function to return the month as an integer given a date serial number.* You can use the SECOND function to return the number of seconds as an integer given a date serial number.* You can use the TODAY function to return the serial number of the current system date.* You can use the YEAR function to return the year as an integer given a date serial number.* For the Microsoft documentation refer to support.microsoft.com

 A 1 =TODAY() = Friday, October 15, 2021 2 =NOW() = Friday, October 15, 2021, 02:21 3 =TODAY() = 44484.0000 4 =NOW() = 44484.0981 5 =NOW()-1 = Thursday, October 14, 2021, 02:21 6 =NOW()+1 = Saturday, October 16, 2021, 02:21 7 =DAY(NOW()) = 15 8 =MONTH(NOW()) = 10 9 =YEAR(NOW()) = 2021 10 =HOUR(NOW()) = 2 11 =MINUTE(NOW()) = 21 12 =SECOND(NOW()) = 15

 1 - What is the serial number of the current system date.2 - What is the serial number of the current system date and time.3 - What is the serial number of the current system date. This cell has been formatted with the number format "dddd, mmmm dd, yyyy".4 - What is the serial number of the current system date and time. This cell has been formatted with the number format "dddd, mmmm dd, yyyy, hh:mm".5 - What is the date and time of the current system date and time minus 1 day.6 - What is the date and time of the current system date and time plus 1 day.