What are the defaultuser100000xxx folders?

[Alek Davis]

I just noticed a number of defaultuser folder under the c:\Users folder:

defaultuser100000
defaultuser100000.MY-PC
defaultuser100000.MY-PC.000
defaultuser100000.MY-PC.000.001
defaultuser100001​

Are these folders needed? If not, how can I remove them?


Windows 10 Home, Version 1903 (OS Build 18362.592)

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