Contact the original IT administrator or financial provider. If a contract has concluded or a finance plan is settled, they can officially deregister the device IMEI from the Knox Enrollment Console.

Select the option corresponding to your Android version.

Unlike many paid unlocking services, the Rajaminus tool is usually free of charge.

Many users report that after a few days or weeks, the MDM lock returns—especially if the device connects to Wi-Fi and contacts Samsung’s Knox servers. A temporary unlock gives false hope while leaving your data exposed.

Even after a full factory reset via recovery mode, the device will to the company’s MDM as soon as it connects to Wi-Fi—thanks to Knox’s persistent attestion.

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