I installed Unity Hub 1.4.0 and it works well. For now I want to update the version of Unity. I need to install hub 2.0.0. But when I download the 2.0.0 hub and intsall it always link to 1.4.0 and I want the version Unity 2019.1.10f1. I can't find some uninstall files. How can I remove Hub 1.4.0?