There are two kinds of delete keys on the computer. One is the del key, which can delete the text after the cursor. The other is the backspace key, also known as the backspace key. This button can delete the text before the cursor. Backspace key, also known as backspace key. Press this button once to delete the contents before the cursor; long press can always delete; This position is above the Enter key.

The computer can use the Enter key as confirmation. On the computer keyboard, there is a key with the words Enter or return written on it, which is called "Enter".

The use of computer F key

ESC: cancel the line where the cursor is located, F 1: system default help information, F2: rename the selected files and folders, F3: search file function under resource management, F4: display "My computer (win xp)" or "Computer (win7)" or "This computer (win 10)" and.

F5: refresh key, F6: display screen elements circularly in the window or desktop. F7: special function under DOS, F8: computer startup, BIOS startup item setting, F9: calculation formula in Excel, F 10: menu bar activation (when available), f1:full screen mode, F 12: browser opens debugging window.