Now that you've downloaded the driver, it's time to install it:
: Obtain the latest version of the RDA USB Driver .
⚠️ This setting resets after the next normal reboot. Use it only during driver installation. coolsand rda usb driver 64-bit windows 10
Open the directory and locate RDA-USB-driver.exe or sp113813.exe . Right-click the file and choose .
Older hardware chipsets struggle to communicate through modern USB 3.0 or USB 3.1 ports (colored blue or red). Now that you've downloaded the driver, it's time
If the executable doesn't work, you can force the installation through the Windows Device Manager :
A: Yes. The driver uses generic USB classes (CDC ACM) and works across RDA 88xx series, including 8851, 8852, 8810, and 8811. Open the directory and locate RDA-USB-driver
If you follow this guide precisely – disabling driver signature enforcement or using Test Mode – the driver will function reliably. No magic, no cracked software, just the resilience of legacy hardware meeting modern security walls.
Click in the top menu bar and select Add legacy hardware .
: Download the 64-bit version of the Coolsand/RDA drivers, often found on platforms like DriverIdentifier or specialized GSM hosting sites.
Upon rebooting, a list of startup options will appear. Press the or F7 key on your keyboard to select Disable driver signature enforcement .