With SketchUp Subscriptions, your authorization is tied to your Trimble ID. To authorize SketchUp you’ll install the latest version then on first run you’ll be prompted to sign in. Once you’ve signed in, SketchUp will sync with our subscription servers and activate the software.
Starting with SketchUp Pro 2020 there is only one installer for all available languages, and it downloads the selected language at the time of installation. After you've downloaded your file below, you'll likely want to read how to Install and Activate SketchUp Pro.