Rated 1 out of 5 stars

Από τον/την Χρήστης Firefox 17d065 στις Απρίλ. 10, 2018 · μόνιμος σύνδεσμος

Just marking the extension as compatible with up to TB 63 doesn't mean it actually works with the current 60.2 beta. Please fix the extension, so that it will be usable again. A bug entry for this exists since more than 4 month.
https://github.com/protz/Manually-Sort-Folders/issues/60
Only one star until this is fixed.