Home › Forums › SharewareOnSale Deals Discussion › NetOptimizer / Sep 26 2023 › Reply To: NetOptimizer / Sep 26 2023 Sep 26, 2023 at 5:56 am #21576808 Quote wayne kronckeGuest Installed download as administrator, got a “failure to start”, program will not run at all, so I cannot register it. Have deleted it from my Win11 x64 system.