Click in the top menu bar and select Add legacy hardware .
: Uninstall any previous or failed RDA driver attempts to avoid conflicts. Run as Admin : Locate the RDA-USB-driver.exe or similar setup file. Right-click and select "Run as Administrator" Wizard Process
If a red Windows Security warning pops up saying "Windows can't verify the publisher of this driver software" , click .
Depending on the format of your downloaded package, choose either the automated executable (.exe) method or the manual Device Manager configuration. Method A: Automated Executable Installation (.exe) If your package contains an installer, use these steps: coolsand rda usb driver 64-bit windows 10
means Windows blocked the driver because of signature enforcement. Repeat Step 1 to disable this feature.
(later acquired by Spreadtrum/UNISOC) produced ultra-low-cost GSM/EDGE baseband processors. Think:
RDA chipsets are designed to drop the USB connection if they do not receive a command from a flashing tool within 2 to 5 seconds. To bypass this, open your servicing software (e.g., Miracle Box), configure your operation (e.g., "Read Info" or "Flash"), and press before plugging the phone into the computer. Error Code 10 or Code 43 (Device Cannot Start) Click in the top menu bar and select Add legacy hardware
Select (or "Ports (COM & LPT)") and click Next .
If Device Manager displays a yellow exclamation mark next to the driver with a Code 10 or 43 error, it usually indicates an architecture mismatch. Double-check that you selected the folder containing the 64-bit binaries during the manual installation step, rather than the 32-bit (x86) version. Driver Disappears After Rebooting the PC
Before installing, you must temporarily disable this security restriction: Right-click and select "Run as Administrator" Wizard Process
Step 1: Pre-Requisite – Disable Driver Signature Enforcement
: Flashing or installing firmware using the Product Line Tool will erase all data from your device. Always back up your important data before proceeding.
: Specialized tech repositories like Android Data Host provide specific RDA USB driver downloads.
Because the original RDA Microelectronics website is no longer actively maintained, the driver is distributed through third‑party technical websites. While these are generally reliable, you should always scan any downloaded file with an antivirus before opening it.