@kup @godreborn @Kafluke @TheTechGenius backup works on 5.5.2 - at least for all options checked. Tested last Saturday.
EDIT: because is it ok that I had some files like: opt.bin.part1, opt.bin.part2,... opt.bin.part15 etc.? (sorry, not pretty sure about opt.bin. prefix of this files). All...