Home › Forums › SharewareOnSale Deals Discussion › O&O Defrag 23 Pro / Dec 21 2020 › Reply To: O&O Defrag 23 Pro / Dec 21 2020 Dec 21, 2020 at 12:45 pm #16975168 Quote PeteyGuest According to O&O, this version needs Windows 8 or higher (v22 runs on 7). I think some clarification is needed. Thanks.