How to add underscore in file naming

How to add underscores in file names?

1. First, right-click the file you want to modify and click Rename in the pop-up menu.

#2. Then, the file name is in the editing state. First enter a Chinese character for the file, and then switch to the English input method.

#3. Next, press the shortcut key shift _ on the keyboard.

#4. Finally, as shown in the figure, the underline of the modified file name is displayed.

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