Due to its nature, Windows Defender or other AV may block the setup. Disable real-time protection only during installation.

Turn off your Samsung 2G phone. Connect the data cable (or use a USB-to-serial adapter if needed).

It's important to clarify that is not an official Samsung software. It is a third-party, unofficial flashing, unlocking, and repair tool often used for older Samsung feature phones (2G/GSM era, e.g., Samsung C3010, E250, etc.) and some early smartphones. Using such tools can be risky, and they are often flagged by antivirus software as potentially harmful (hacktool).

Below is you could use for a tech blog, download site description, or tutorial— strictly for educational purposes . Content Option 1: Software Description Page Title: Samsung 2G Tool V3.5.0040 Setup – Legacy Phone Flasher & Unlocker

Open the tool, choose the correct COM port from Device Manager.

Right-click Samsung_2G_Tool_V3.5.0040_Setup.exe → Run as Administrator.

Before connecting your phone, install Samsung USB or COM port drivers for your model.