If you previously purchased a Pro license, you can find your info in your old email receipts or the Trimble License Manager, but these cannot be transferred to new users. 🚀 The Best Path Forward
To authorize a SketchUp Pro 2017 "Classic" license, you need your unique Serial Number Authorization Code sketchup 2017 license key and authorization number better
Log in to the Trimble Account Management Portal using the email used at purchase to view your legacy "Classic License" details. If you previously purchased a Pro license, you
Unlike current versions that require a Trimble ID login, the 2017 version was designed for offline activation. However, because Trimble has officially ended support for SketchUp 2017, activating these old keys on new hardware can be a major challenge. Why People Still Search for 2017 Licenses However, because Trimble has officially ended support for
Trimble has transitioned to a 100% subscription model for newer versions, making 2017 a "legacy" choice for those who still hold valid keys. Unaffordable - Pro - SketchUp Community