The software will begin writing the system, boot, and user data images onto your Nokia handset.
Hold down the button and simultaneously connect the device to your PC via the USB cable.
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: Unzip the downloaded firmware and the flash tool on your PC. Install Drivers
Installing a firmware file on a Nokia TA-1165 (Nokia C1) requires using a flashing tool compatible with its Spreadtrum (SPD) SC7731E chipset
Before your computer can communicate with your Nokia C1, you must install the correct USB drivers for the TA-1165. The SPD Research Tool relies on these drivers to detect your device.