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autor: Firefox user 22ae43 wystawiona: Lis. 2, 2018 · zobacz całą

It *does* work for sortiing accounts but you have to manually install the latest pre release ie. 1.2.0pre3 as per one of the other reviews.
https://github.com/Ximi1970/Manually-Sort-Folders/releases/download/v1.2.0pre3/manually_sort_folders-1.2.0pre3.xpi