If SketchUp is already installed and active on a device, go to Help > License (Windows) or SketchUp > License (Mac) to view the Serial Number.
These credentials were traditionally delivered via email from sketchupmail@sketchup.com If SketchUp is already installed and active on
To activate SketchUp Pro 2020 using a classic license key and authorization number: Hardware Compatibility: If you don't have it, ensure
While you can still use your existing license, Trimble only provides official download links for "supported" versions (typically the three most recent releases). Version 2020 is now considered a legacy version. Hardware Compatibility: Studio & iPad Plans Compared
If you don't have it, ensure you download the correct 2020 version, as newer versions will not accept these codes.
Search your inbox for an email from SketchUp or an authorized reseller sent at the time of purchase.
SketchUp Pricing 2026: Go, Pro, Studio & iPad Plans Compared