Install > Select ROM ZIP file > Swipe to Confirm .

Breathing New Life into the Samsung Galaxy S9 Plus Go to product viewer dialog for this item. (Exynos) in 2026 Samsung Galaxy S9 Plus Go to product viewer dialog for this item.

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For those willing to experiment, Project Hyper ports Xiaomi's HyperOS 2.0 to the S9 Plus. This is a niche option for people who love the MIUI/Xiaomi aesthetic and want heavy debloating out of the box. The installation requires specific repartitioning scripts, and there are known brightness bugs that need a separate fix flash, but the novelty factor is high.

You must enable "OEM Unlocking" in Developer Options before proceeding. Note that on some Exynos variants, enabling this triggers a factory reset and a mandatory waiting period (often 7 days) before the bootloader is actually unlocked.

Stay protected with 2025/2026 security patches. Customization: Tailor the interface to your liking. Best Custom ROMs for S9 Plus Exynos (2026)

Follow the on-screen prompts (usually long-pressing Volume Up) to unlock the bootloader. Your phone will wipe itself and reboot. Step 2: Flash TWRP Recovery via Odin

Your custom recovery is now permanently installed. From here, you can flash ROMs, kernels, Google Apps (GApps), and Magisk for root access.