The S60v1 era was clunky, limited, and beautiful. Keeping these ROMs alive helps preserve mobile history. If you find a working .rom file, consider uploading it to Archive.org for the next retro enthusiast.
is the best way to do it. Just be prepared for a steep learning curve during the initial installation. Are you looking to emulate a specific device like the N-Gage, or are you trying to develop a new app for this legacy platform? s60v1 rom download
This is a gray area.