Launcher Download:

When you install the launcher on Windows, you get an alert from Windows Defender. This is a protection from Microsoft, because the application (the installer) is not installed muchand therefore Microsoft has no information about the security of this application.

You can find the source code of the launcher here for more transparency from us regarding the launcher's security.

Windows Launcher is an installer, you just need to double-click it and it will start the installation process.

MacOS and Linux Launcher is an simple executable, you just need to double-click it and it will start the launcher, boot time will be longer compared to Windows.