Hello, After a Windows system failure, I had to reinstall SketchUp Pro 2020. I own a valid perpetual license — I have both the serial number and the authorization code. <a name="p-1002016-i-contacted-sketchup-support-and-requested-a-license-deactivationreset-which-they-confirmed-was-completed-however-every-time-i-try-to-activate-the-license-i-receive-the-following-error-message-error-the-combination-of-the-serial-number-and-authorization-code-is-incorrect-please-check-your-license-and-try-again-tip-copy-and-paste-is-the-best-option-but-you-can-also-type-the-number-manually-authorization-codes-can-be-found-in-your-license-email-or-in-the-license-management-option-for-more-license-troubleshooting-tips-see-this-help-center-articlestrong-1" class="anchor" href="#p-1002016-i-contacted-sketchup-support-and-requested-a-license-deactivationreset-which-they-confirmed-was-completed-however-every-time-i-try-to-activate-the-license-i-receive-the-following-error-message-error-the-combination-of-the-serial-number-and-authorization-code-is-incorrect-please-check-your-license-and-try-again-tip-copy-and-paste-is-the-best-option-but-you-can-also-type-the-number-manually-authorization-codes-can-be-found-in-your-license-email-or-in-the-license-management-option-for-more-license-troubleshooting-tips-see-this-help-center-articlestrong-1" aria-label="Heading link"> I contacted SketchUp Support and requested a license deactivation/reset, which they confirmed was completed. However, every time …

solved by colin here [image] Install Classic License On New Workstation Pro I removed the image you included. It had a lot of personal and license information in it. Don’t worry, I was able to find your licenses! Four years ago you requested a downgrade from 2021 to 202…

Unable to activate my SketchUp Pro 2020 perpetual license after system reinstall

Technical Problems SketchUp

system Closed December 17, 2025, 3:35pm 3

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Unable to activate my SketchUp Pro 2020 perpetual license after system reinstall

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