Right click on your project->Add->Existing Item... cd to NX Installation/UGOPEN directory (Mime is nx1930)
Make sure that the File Extension is All Files(*.*)
Type NX in the Filename field, there will be 4 selection, select NXSigningResources.res
Notes and References
how to sign vb application BERGER, FRANK (bergerf) 8 days ago
Just in case client missed the documentation, it describes the process with technical backgrounds.https://docs.plm.automation.siemens.com/tdoc/nx/1926/nx_api/#uid:xid1162445:index_nxopen_prog_guide:id1142176 NX Programming Tools Help -> NX Open -> NX Open Programmer's Guide -> License Checking -> Signing applications -> Signing Process -> Signing Process - Language specific details
Hardware/Software Configuration
Platform: AMD64 OS: windows OS Version: 10_1909 Product: NX Application: SYSENG Version: V1953 Function: NXOPEN