How to Unlock Bootloader on Gionee Marathon M4

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Gionee Marathon M4

Gionee Marathon M4

OS: Android 5 (Lollipop), Amigo 3
Screen: 5.0 inches, 68.9 cm2
Resolution: 720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Battery: 5000 mAh
Storage: 16GB
Chipset: Updating...
No unlock instructions available for this device yet.