USB file order

I added some files after I had played from usb previously. The new files added are not in alphabetical order, but just at the end. Is there a way short or deleting files, re-reading the epmty drive and re-copying?

See the post below.

https://www.civicx.com/threads/usb-for-music-what-format-need-troubleshooint-help.13592/#post-251970