SketchUp 2017 utilizes a Classic License model, which is distinct from the subscription-based model used by modern versions. Because SketchUp 2017 reached its "End of Support" on January 14, 2021, license management and technical support for this specific version are limited. SketchUp Community License Types for SketchUp 2017 SketchUp Make 2017 (Free):
Conclusion
New users can no longer purchase "Classic" perpetual licenses for any version. Trimble has moved entirely to a subscription model accessible via a Trimble ID Are you trying to recover a lost serial number or are you looking to an existing 2017 license to a modern subscription? license sketchup 2017
Benefits of Having a License for SketchUp 2017 SketchUp 2017 utilizes a Classic License model, which
Usage: If you already own a serial number and authorization code, you can still authorize it on up to two machines. Access to Advanced Features : A license unlocks