What is the laptop numeric keypad switch?

Directly press the "Num Lock" key to open the small keyboard function.

Num is the abbreviation of Number. lock means lock. Numlock means locking numbers. (Lock/unlock the keypad) If the Numlock key is canceled on the keyboard, the numbers on the keypad cannot be used.

Laptops of 15 inches or above generally have a numeric keyboard area on the right side of the keyboard. You can find the NumLock button directly in the upper left corner of the numeric keyboard area, as shown in the figure below:

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