I resolved it. I had a previous mudlet install backup which I used in the end. I was then able to install the packages. So something went wrong somewhere with the mudlet installer and my new laptop (windows 10)

HI there, I have an issue when trying to install a package via package manager. I choose the .rar file and click install, a tiny windows appears briefly but I see no package appear in the manager window. When I go to profiles, I see that the folders are there. When I go back to package manager, I st...