I've been using Command Prompt in Windows for a while now and only just realized that there are several pages worth of empty lines below the prompt. Why?
Windows – In the Windows Command Prompt, why is there a large amount of empty space below the prompt
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Best Answer
The "large amount of empty space" is the rows of the screen buffer that have not yet been filled with output.
To change the screen buffer from the default of 300 lines, perform the following steps:
Note: I recommend reverting the buffer size as 20 lines isn't many lines of displayed output.