Trying to reformat under Win10 not in the "Quick format" mode - 6 hours, before I stopped this torment with 80 percent progress. CrystalDiskMark - I don't have any results because never had the patience to wait for any response. At the same time, the problem is not in the laptop - the 128GB purchased from the presence of A-data gave out quite acceptable 95 / 65MB / s read / write. In the service center, after 15 minutes of waiting, we received the result in the photo. In this case, the flash drive will go to the s / c for examination (because the speed is not indicated on the package and, they say, what kind of claims) and only after that, perhaps, will they return the money for it. But no one will definitely return a couple of hours spent on a trip to the store and disassembly. Save your time and money, this is the worst flash drive I've ever had.
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