Subject: USB Drivers for RDA/CoolSand CPU-based feature phones. Platform: Infinity-Box (CM2) servicing tool. Application: Mobile Phone Repair and Firmware Flashing.
Assuming you have a Windows PC (Windows 7 is most stable; Windows 10/11 requires specific steps), follow this guide. The driver is unsigned, which is the primary source of headaches. coolsand driver cm2
Coolsand was acquired. Their legacy drivers (e.g., for CS16, CS18, CM2 might refer to a baseband processor). In that case: To give you a precise answer , could you provide:
To give you a precise answer, could you provide: If you just need a generic driver pack
If you just need a generic driver pack that covers most unknown USB/serial devices, I can point you to the official repositories for CH341SER, FTDI VCP, or Prolific drivers. Let me know.
Since the Coolsand CM2 driver is not signed by Microsoft, Windows will block it by default.
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