On the "Welcome to SketchUp" screen, select the License tab. Add License: Click the Add License button.

by Trimble. While existing licenses may still work, new activations for these versions are no longer officially supported or sold. Activation Limits

The workspace opened, revealing the skeletal beauty of the library’s rafters. Elias exhaled, grabbed his hard hat, and headed toward the site. The old tools, it seemed, still had plenty of work left to do. compatibility settings for older software?

SketchUp 2016 utilizes the model, which is a perpetual license tied to a specific version of the software. Unlike modern SketchUp versions that use a sign-in subscription, SketchUp 2016 requires two unique alphanumeric strings for activation: a Serial Number and an Authorization Code . Core Licensing Components