1. Function key area: This is the top row of keys on the keyboard, ranging from F 1 to F 12*** 12. Different buttons have specific functions in different interfaces. We usually press F 1 to open the corresponding help function; F5 is to refresh the web page; When the computer starts to enter safe mode, press F8.

2. Input keypad: This is the keypad with the largest number in the middle of the keyboard, including numeric keys, letter keys and symbol keys, as well as several control keys. Mainly when editing documents and inputting words, these keys can be used to input words and symbols quickly and conveniently.

3. Keypad area: This area on the right side of the keyboard is mainly used for numbers and calculations, and consists of 10 numbers, addition, subtraction, multiplication and division. Generally speaking, people in banks and communication business halls use it more. If they practice fingering well, they can quickly enter numbers and do mathematical calculations.

4. Page operation area: These are several keys between the input area and the keypad, namely "Home", "End", "PageUp", "PageDown" and "Delete".

5. Direction key area: This is a four-way keyboard in the middle of the keyboard, which can control the cursor to move up, down, left and right.

6. Exit key: This is the only single key in the upper left corner of the keyboard. You can press it at any time to quickly exit the current dialog box.