The benefits of having a Classic License Key and Authorization Number for SketchUp Pro 2020 include:
Look for an email from sketchupmail@sketchup.com with the subject line containing "SketchUp Pro License Information". The benefits of having a Classic License Key
: To activate, you must enter a unique Serial Number and Authorization Number received via email at the time of purchase. though their core function remained similar.
Users with expired maintenance plans no longer receive technical support or version upgrades. Legacy Downloads: The benefits of having a Classic License Key
: In this version, "Layers" were officially renamed to "Tags" to align more with industry standard terminology, though their core function remained similar.