After clicking "Start" in the software, you must trigger the phone's connection. This is often done by removing the battery, holding the
Browse and load the Main Partition and CSC files from your downloaded firmware folder into the loader. The "Key" Connection: samsung gtc3520 flash file and tool
Install the official Samsung USB drivers, try a different USB port, and ensure you hold down the correct boot keys. Unstable USB connectivity or flat battery After clicking "Start" in the software, you must
The general process is: