In 2014, Trimble (the developers of SketchUp) utilized a "Classic License" system. Unlike today’s subscription-based models where you log in with an email, the 2014 version required two distinct pieces of information:
If you previously purchased a perpetual license for SketchUp Pro 2014, your credentials are tied to your original purchase records. You can recover them using the following official methods: 1. Check Your Original Purchase Email sketchup pro 2014 serial number and authorization code
for activation. This version predates the current subscription-based login model used by newer SketchUp releases. SketchUp Community Finding License Information If you already own a license but cannot find the details: Check Confirmation Email: Search your email (including spam) for a message from sketchupmail@sketchup.com SketchUp License Manager: You can retrieve classic license details using the SketchUp License Manager In 2014, Trimble (the developers of SketchUp) utilized
Open SketchUp Pro 2014 on your computer. Check Your Original Purchase Email for activation
Trimble automatically revokes leaked corporate or educational licenses.