For on macOS:
Your serial number will typically start with a letter (e.g., U, V, W). sketchup pro license key mac
For , the traditional "license key" or "serial number" system has largely been replaced by a subscription model . To access the software in 2026, you generally sign in with your Trimble ID . Current Licensing Models (2026) For on macOS: Your serial number will typically
If you are setting up SketchUp on your Mac today, follow these steps to activate your access: Current Licensing Models (2026) If you are setting
| Problem | Likely Solution | |--------|------------------| | “Invalid license key” | You’re trying a subscription-only version with an old perpetual key. Download the matching older version (e.g., 2019) or sign in instead. | | Sign‑in loop / won’t activate | Check your macOS Keychain for corrupted SketchUp entries. Open Keychain Access, delete all “SketchUp” and “Trimble” entries, then retry. | | Offline mode not working | You must have signed in online at least once on that Mac. Then go to . | | “License expired” | Your subscription has lapsed. Renew at sketchup.com or revert to SketchUp Free. |