Reporting the installation bug for the new launcher

Hi, the bug I'm reporting is about the new minecraft launcher, when I'm going to download a new version that I have not yet installed, it says that it was not possible to save the dowload, what happens and that I'm on another computer , So I downloaded the minecraft on this other computer, but it is giving this bug, please fix it, on my computer everything is fine, but when I go to others it is giving this problem, please fix this mojang bug !! Since I am Thank you very much !!