Unlike offline tools that use generic codes, GSMPlusVIP connects to a remote server that calculates specific tokens for each device. For Samsung FRP, the tool puts the phone into download mode, extracts the bootloader version, and sends a unique cryptographic unlock to the server. The server replies with a "Ridge" file or a combination key that instantly kills the FRP flag.

Let me know which device and Android version you're working with for a tailored walkthrough.