Simplix_sot.dll File

Could you clarify or what software you were using when it appeared? How to best distribute DLL (addin) to Solid Edge users

Right-click the file (if you can find it) and select Properties . Check the "Digital Signatures" tab to see the verified developer. Simplix_sot.dll

Since the name is non-standard, use a tool like Malwarebytes to ensure it isn't a malicious file masquerading as a system component. Could you clarify or what software you were