If you cannot find your license there, contact SketchUp Support with your proof of purchase. They are usually able to retrieve your license details and help you reactivate the software.
For those who already own a legitimate license, the authorization process remains supported for existing customers through the Trimble account portal. For new users, while the perpetual license is no longer sold, exploring the current subscription plans or the free web-based version of SketchUp is the safest and most sustainable path for your 3D modeling career Sketchup Pro 2019 License Key And Authorization Number
A "Classic" license requires a unique Serial Number and Authorization Code. If you cannot find your license there, contact
To obtain a license key and authorization number, follow these steps: follow these steps: