5점중 5점 받음

I missed this so much, I reverted to TB45

이 검토는 현재 부가 기능의 이전 (4.5) 버전에 대한 것입니다. 

... there is already a bug fixed beta version here:
https://www.mozdev.org/bugs/show_bug.cgi?id=26224
I recommend waiting for the official release of QuickFolders 4.6 - we are just in the process of moving the web site, and will release once that's complete!