: Open your flashing tool on a PC, connect the phone via USB, and load the firmware files into their respective slots (BL, AP, CP, CSC).
Download and install the official Samsung USB Drivers on your Windows PC. 📥 Required Downloads samsung gtc3520 flash file and tool
Which are you running on your computer?
The proper tool for this model is the . C. USB Drivers : Open your flashing tool on a PC,