Hi
Are you trying to Download from MyArchiCAD.com, or from our site (cadimage.com)?
I don't have any problems downloading from ours, but if you don't have any luck, message me or reply here letting me know you Operating system and ArchiCAD version and i can send you a link to download the tools set.
Josh Osborne - Central Innovation
HP Zbook Studio G4 - Windows 10 Pro, Intel i7 7820HQ, 32Gb RAM, Quadro M1200