If you have found yourself searching for this driver, you are likely trying to flash firmware, recover a dead device, or perform low-level maintenance on a phone powered by a Coolsand or RDA chipset. This article provides an exhaustive deep dive into what these drivers are, why they require a 32-bit environment, how to install them correctly, and how to resolve common errors.
⚡ Ensure you are using the correct "Boot Key." Every RDA-based phone has a specific key that must be held while plugging in the USB cable to enter "Download Mode."
While much of the available software is community-supported, using verified sources and following careful procedures—such as disabling driver signature enforcement when necessary—will help ensure a successful installation.
Navigate to the folder where you extracted the driver files (e.g., C:\RDA_Driver\x86 ). Ensure the “Include subfolders” checkbox is selected, then click . coolsand rda usb driver 32 bit
Upon reboot, press or F7 to select "Disable driver signature enforcement." Step 2: Extract the Driver Files Download a trusted Coolsand RDA USB driver package. Right-click the downloaded .zip or .rar archive.
The driver package typically includes:
Note the folder location, ensuring you see subfolders labeled x86 or 32bit . Step 3: Connect Your Device in Flashing Mode Turn off your Coolsand/RDA device completely. If you have found yourself searching for this
One of the most confusing aspects for modern users is why the driver specifically demands a version of Windows. The answer lies in driver signing and architectural changes.
In 2014, RDA Microelectronics, a major Chinese fabless semiconductor company, acquired Coolsand. Consequently, many drivers and software tools were rebranded under the name, but the underlying USB communication protocol remained identical. This is why you often see the joint identifier "Coolsand RDA" in driver files.
Welcome to the club. The Coolsand (now part of RDA) USB driver is notoriously finicky. While everyone else has moved to 64-bit Windows 10/11, we need to take a step back in time to the era of . Navigate to the folder where you extracted the
If a Windows Security warning pops up, select Restart your computer to finalize the registry changes. Method 2: Manual Installation via Device Manager If the auto-installer fails, follow these steps:
: These are specific drivers for common chipsets like the 8809. You can find them on DriverMax or DriverIdentifier .