Click "Read Info" to verify the connection, then select "Unlock" or "Write Firmware." Safety and Compliance
Samsung 2G Tool v3.5.0040 is a specialized service software used by technicians to repair, unlock, and flash older Samsung mobile devices. Developed by the Z3X Team, this utility is part of the Z3X Samsung Tool Pro ecosystem, specifically targeting legacy 2G handsets that utilize AGERE, Swift, and Sysol platforms.
A micro-USB or RJ45 service cable (depending on the phone model). samsung 2g tool v3.5.0040
Reinstalls or updates the phone's operating system to fix "brick" issues.
Removes forgotten pattern or PIN locks without deleting user data on certain models. Supported Models and Platforms Click "Read Info" to verify the connection, then
Allows technicians to restore original IMEI numbers after software corruption.
Reads and writes Non-Volatile data to fix network signal problems. Reinstalls or updates the phone's operating system to
Using service tools to modify IMEI numbers is illegal in many jurisdictions unless you are restoring the original factory ID. Always ensure you have backed up the device's "EFS" or "Calibration" data before performing a flash to prevent permanent signal loss. To help you get started, How to put a specific model into ? The difference between the 2G Tool and Samsung Tool Pro ?
This specific version is highly optimized for older chipsets. Common series supported include: E250, E250i, E2120, E2210 C-Series: C3050, C3303K (Champ), C450 B-Series: B310E, B110E, B313E M-Series: M150, M620