How to Unlock Bootloader on Samsung I9506 Galaxy S4

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Samsung I9506 Galaxy S4

Samsung I9506 Galaxy S4

OS: Android 4.2.2 (Jelly Bean), upgradable to 5.0.1 (Lollipop), TouchWiz UI
Screen: 5.0 inches, 68.9 cm2
Resolution: 1080 x 1920 pixels, 16:9 ratio (~441 ppi density)
Battery: 2600 mAh
Storage: 16GB
Chipset: Qualcomm MSM8974 Snapdragon 800 (28 nm)
No unlock instructions available for this device yet.