You need to identify what type of phone you have because there are multiple versions on PC Studio:
- Old PC Studio: it is available for phones that were released in 2005.
- New PC Studio: it is available for phones that were released after 2005.
- Samsung Kies: it is available for smartphones and all the phones with powerful hardware.
Choose and download a version of one of these applications that will enable you to connect your phone to PC.