Be wary of sites offering "cracked" software or unauthorized license keys. Using pirated software is illegal and can expose you to malware risks. Moreover, it deprives the software developers of their due and limits the ability to support and improve the software.
: On the "Welcome to SketchUp" splash screen, click Add Classic License . Sketchup 2020 License Key And Authorization Number
Having a valid SketchUp 2020 License Key and Authorization Number is essential for several reasons: Understanding SketchUp Licensing Pirate Software: Be wary of