What happens if you change the file during the copy process (windows)?

What happens if you change and save a file during copying it (Windows 10)?
Damage the copy, the prohibition of the change?
June 10th 19 at 15:09
1 answer
June 10th 19 at 15:11
Nothing, just the Axle will not allow him to change.

and read how the process of copying in the modern FS

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