partial bootloader-unlock-custom-rom phone Samsung k3gxx SM-G900H, Galaxy S5 (International 3G), Samsung Galaxy S5 (International 3G) SM-G900HGalaxy S5 (International 3G)Samsung Galaxy S5 (International 3G)

Samsung Galaxy S5 (International 3G)

Phone · Samsung

Partial Bootloader unlock + custom ROM

Difficulty

Moderate

Brick risk

Medium

Legal risk

Low

Not stock root. Needs an unlocked bootloader and a custom ROM.

US carrier Samsung Snapdragon models (AT&T/Verizon/T-Mobile/Sprint/US Cellular) are typically bootloader-locked and cannot be unlocked.

How-to

How to

LineageOS official build: unlock bootloader (fastboot/OEM), flash LineageOS recovery + ROM. Mainline Linux alternative via postmarketOS (testing).

Follow the specialist sources linked on this page. If this path is a jailbreak, unlock, or flash, the specialist wiki is the how-to — we do not copy those steps here.

Notes

Some TWRP and postmarketOS builds for this device are based on LineageOS device trees.

postmarketOS builds for this device are based on LineageOS kernel source.

Install with Heimdall.

SourcesNot yet verified

https://wiki.lineageos.org/devices/k3gxx/ wiki.lineageos.org
https://gitlab.com/postmarketOS/pmaports/-/tree/master/device/testing/device-samsung-k3gxx gitlab.com

Author canirootit research

Samsung Galaxy S5 (International 3G)

How-to

How to

Notes

SourcesNot yet verified

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