: On many devices (especially Samsung), the "OEM Unlock" button may be hidden until the device has been active for 7 days or connected to Wi-Fi.
Most Android devices include a hidden toggle in the system settings to authorize an unlock. Go to product viewer dialog for this item. UnlockTool License Activate/Renew oem unlock tool
Recent user reports and guides highlight several common issues: : On many devices (especially Samsung), the "OEM