(also called a license key) provided via email at the time of purchase. Key Features and Limitations One-Time Purchase
The 2020 release introduced several workflow improvements that made it a strong "final" version for perpetual license holders. SketchUp 2020 Installation and Setup Tutorial - Part 1 (also called a license key) provided via email
The special code that validated your specific copy. How to Retrieve Them How to Retrieve Them While SketchUp Pro 2020's
While SketchUp Pro 2020's subscription-based model offers flexibility and access to the latest features, a classic license key and authorization number can provide a cost-effective solution for users who require long-term access to the software. By understanding the benefits and process of obtaining a classic license, users can make informed decisions about their software needs. How to Authorize on a New Machine To
If you still have SketchUp 2020 installed on an old machine, go to Help > License (Windows) or SketchUp > License (Mac) to view your active serial number. How to Authorize on a New Machine To bring your 2020 version back to life on a new computer: Classic licence reset? - SketchUp Forums