Download and extract the Flash Loader 7.5.4 tool and the matching C3520 CSC V02 firmware files into a single, easily accessible folder on your local drive (e.g., C:\Samsung_Flash\ ).
Add the .csc file containing carrier and regional configurations. Step 4: Connection Configuration
A successful installation depends on proper preparation. Here is the checklist of required items: Download and extract the Flash Loader 7
Wait until the download progress bar turns solid and shows a "Pass" or "Finished" status.
Click on . Click browse, open the specific CSC folder within your firmware directory, select the corresponding CSC setup file, and hit OK. Here is the checklist of required items: Wait
Ultimate Guide: Download and Install Flash Loader 7.5.4 CSC v0.2 Citrus Lite for Samsung C3520 The —often referred to as the Samsung Citrus Go to product viewer dialog for this item.
Download and install Samsung USB Drivers to allow the computer to recognize your phone. Ultimate Guide: Download and Install Flash Loader 7
Removing the cable during the "NAND Write" phase can permanently brick the phone.
Power off the Samsung C3520 completely and remove the SIM card and MicroSD card.
The tool should detect the device and show a "Ready" status.