Put the mouse at the top of the black part and click and hold down, and then drag it down to the bottom. And don't feel embarrassed to ask somebody lol
Answer:
A file manager or file browser is a computer program that provides a user interface to manage files and folders.
word completion because it takes words often used to try to guess what the next word will be after seeing the first two letters match the computer suggests the word so the user doesn't have to type the word increasing work proficiency
