1 Try to do this the night before you install the new operating system, as the install will be able to format the disk much faster. 2  This is especially true if you have an IDE disk that is over 40 gigabytes, or Serial ATA (SATA) disk that is over 500 gigabytes. Set your DVD/CD drive as the first boot device. 2  If you are installing from a USB drive, make sure that the drive is inserted and then select it as the first boot device. 3  Once youâve selected the correct drive, save your changes and exit Setup. 4  Your computer will reboot.
date noun [ C ] (DAY) A1 a numbered day in a month, often given with a combination of the name of the day, the month, and the year: What's the date (today)?/What date is it?/What's today's date? UK Today's date is 11 June (the eleventh of June).
Calendar date. A calendar date is a reference to a particular day represented within a calendar system. The calendar date allows the specific day to be identified. The number of days between two dates may be calculated. For example, 24 April 2017 is ten days after 14 April 2017 in the Gregorian calendar. The date of a particular event depends on the observed time zone.