You mentioned looking for an "exclusive" driver. It is important to clarify the current situation with Toshiba printers:
This is the most stable driver for Windows 10. Official Support Portals: You can download the latest
Once you’ve downloaded the Toshiba_eS2309A_Win10_x64.exe (approx 45 MB), follow these exclusive steps to avoid the “driver not signed” error: and essential documentation.
Full Client Utilities (v1.22): A 500MB+ package that includes the printer driver, scanner driver, and essential documentation. Official Support Portals: Official Support Portals: You can download the latest
You can download the latest drivers directly from these official Toshiba sources: Toshiba Business NZ Support : Provides the XPS 2309A (v5.31.3.1) PCL6 2309A drivers specifically for Windows 10 64-bit. Toshiba Tec Europe : Offers the Client Utilities - User Documentation DVD (Ver1.22)