Question

What is the use of the restore down button?

Answer 1

The restore button may also be one of the keys on the keyboard, typically one of the function keys. When the computer is starting up, pressing the function key will initiate the restore process. Tip: A listing of restore button function keys used with most computers can be found on our hidden partition definition.

Answer 2

it will restore the data of computer when it will start by using this functions key..