How many files can a windows folder contain?

How many files can a windows folder contain?

This question is asked here but then the question text pollutes the question with issues of “rules of thumb”

So to be clear, this question is:
How many files can a windows folder contain?

Answer

FAT

  • 512 Files Per Folder

FAT32

  • 65,534 Files Per Folder
  • 512 Files for the root directory

NTFS

  • 4,294,967,295 Files Per Folder

(from here)

EDIT: I removed some of the additional information because it was a resulting in down votes and not really necessary to answer the question. Thanks @Richard for the constructive feedback below.