In this case, the methods include using input method and using soft keyboard.

1, using input method: In Chinese input method, you can enter the pinyin "See the head above" to see and select the rising arrow. Enter the pinyin "Xia Jiantou" to view and select the down arrow.

2. Use the soft keyboard: open the Word document or other editors, bring up the soft keyboard function of the input method, and select the option of special symbols or mathematical symbols, among which there will be arrow symbols, and you can directly click to enter.