- https://unity3d.com/get-unity/download/archive - select some version download, win installer - link opens https://unity.com/download?thank-you=update&download_nid=65382&os=Win - download doesn't start so that breaks the "download in browser" feature on this launcher also.. *Beta and Alpha downloads still work normally. *Changeset is available on release notes pages and also for standalone installer, could parse it from there: Changeset: 8c4e826ba445 then can download the installer assistant: https://download.unity3d.com/download_unity/8c4e826ba445/UnityDownloadAssistant-2021.2.6f1.exe *some info here also https://public-cdn.cloud.unity3d.com/hub/prod/releases-win32.json