for that operating system. Official support for Windows 11 only began with SOLIDWORKS 2022 SP2 Solid Solutions
or contact a local reseller for an updated, compatible version. official system requirements for the latest version of SolidWorks on Windows 11? System Requirements | SOLIDWORKS solidworks 2016 activator windows 11 upd
If you are encountering errors during activation or startup, these steps are the industry-standard "workaround" documentation: Registry Cleaning for that operating system