The fix has been in Early Access testing for 3 days. Normally, if feedback is good, it should be released about 10-14 days later. I suppose they might want to get it out before Christmas.
If it’s moving between folders on the same disk, then the „move“ is technically just a renaming, as far as the operating system is concerned. You can simply do that in your regular file manager without special precautions.
What kind of machine are you using to run the RoonServer (core) and what are you using as a remote control device?