Windows 10 Windows explorer external flash drive usage not matching TreeSize. Chkdsk reveals indexes and system usage. What are they?

  • Thread starter Thread starter ThaneOfWhiterun
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ThaneOfWhiterun

Hello,I understand that lots of questions already exist on this topic but they relate to C: drive and I felt mine is a bit different. I have a problem with my 1 TB exFAT drive instead. Windows Drive F: properties page shows that 58.5 GB is used. But TreeSize only shows 50.6 GB used. The difference is 8,876,982,272 bytes (63,216,549,888 bytes - 54,339,567,616 bytes). Running "chkdsk F:" in CMD revealed that this difference is accounted for in 8668160 KB by indexes and 768 KB by system, totaling to 8,876,982,272 when converted as 1KB = 1024 bytes.My question is what are the indexes and system?

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