<https://forums.iobit.com/topic/5761-disk-dr-and-check-disk-hang-at-49/#comment-49904>
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"Hello Lily, i try'd it. \nI have ASC PRO 3.7.0 on HP550/Windows Vista Home Basic.  \nIn Save Mode, without firewall (Kaspersky Internet Security 2010) \nafter Defrag... DiscDoctor_toolbox v1.0 hang up @ 46%.   \nCiaO \nta "
<https://forums.iobit.com/topic/5761-disk-dr-and-check-disk-hang-at-49/>