C3520 Flash Loader 7.5 4 Csc V0.2 Citrus 218l Fixed

Click "CSC" and browse for the CSC file associated with your region. Click "START" in the application. Connect Device: Turn off the phone and remove the battery.

Alternatively, some versions require selecting from a drop-down menu. C3520 Flash Loader 7.5 4 CSC V0.2 Citrus 218l