If you have lost your credentials, there are three primary ways to recover them:
To activate your copy on a new or existing computer, follow these steps:
Search your inbox for messages from sketchupmail@sketchup.com . This email contains your original serial number and authorization code. sketchup 2017 serial number and authorization code
A unique identifier provided at the time of purchase (typically starting with "S").
You can use the SketchUp License Manager to retrieve your info by entering the email address associated with the original purchase. How to Authorize SketchUp Pro 2017 If you have lost your credentials, there are
SketchUp 2017 remains a popular version for users who prefer a desktop-based, perpetual experience rather than a modern subscription model. Whether you are using with a classic license or the free SketchUp Make 2017 , understanding how licensing and authorization work is critical for maintaining access to your software. The Role of Serial Numbers and Authorization Codes
Click and enter your serial number and authorization code exactly as they appear in your records. You can use the SketchUp License Manager to
A secure alphanumeric key that validates your specific installation. How to Locate Your 2017 License Information