– a) Disable your Internet connection or just pull the network cable out (in order to disable Autodesk’s real-time online check).Before clicking “ Activate“, select the following either way:.Choose “ Enter a Serial” (here, blocking outgoing traffic from Autodesk with firewall is a better choice – and that’s faster and easier to activate, but not required at all).Finish the installation & restart your Autodesk Product once.Use Product Key 001I1 (this is for AutoCAD only).or any number series matching this kind of format Download and install AutoCAD 2017 from official site.Below, we only take AutoCAD 2017 for example: Xforce Autodesk 2019 Keygen Download