Home › Forums › SharewareOnSale Deals Discussion › IObit Smart Defrag 5 PRO / Aug 23 2017 › Reply To: IObit Smart Defrag 5 PRO / Aug 23 2017 Aug 28, 2017 at 2:52 am #8785903 Quote Michael BettsGuest Michael Betts wrote: I have downloaded Iobit software on many occasions but this offer downloads but will not install. Please help.