Disclaimer: This guide is for educational purposes only. Unlocking your bootloader voids your warranty, triggers Knox (permanently disabling Samsung Pay, Secure Folder, and Health), and wipes all user data. The methods described involve advanced modifications. Proceed at your own risk.
If you have a SM-G9600 (check in Settings > About Phone > Model Number):
For all other Snapdragon S9s (SM-G960U/U1/W): Skip to Part 5 (Combination firmware/exploits).
Unlocking the bootloader on your Samsung S9 can offer several benefits:
With an unlocked bootloader, you can disable carrier bloatware permanently that standard uninstallers cannot touch, improving battery life and performance significantly in 2024.
Disable_Dm-Verity_ForceEncrypt script. This prevents bootloops from modified system partitions.Unlocking the bootloader on a Snapdragon Samsung Galaxy S9 Go to product viewer dialog for this item. depends entirely on your specific model number. Identify Your Model Check your model under Settings > About Phone. unlock bootloader samsung s9 snapdragon high quality
Samsung Galaxy S9 SM-G9600 Coral Blue 128GB 4GB RAM Gsm Unlocked Phone Qualcomm SDM845 Snapdragon 845 Overseas Electronics Go to product viewer dialog for this item.
These Snapdragon models are unlockable using the standard official method.
Galaxy S9 Samsung SM-G960U 64GB AT&T GSM Unlocked Smartphone Overseas Electronics Go to product viewer dialog for this item.
These models have permanently locked bootloaders for security reasons. Standard unlocking is not possible, though some users have used paid third-party services like UNSAMLOCK or SamPWND. How to Unlock (Unlockable Snapdragon Models) If you have the Go to product viewer dialog for this item.
, follow these steps. Warning: This will perform a factory reset and erase all data. Enable Developer Options: Go to Settings > About phone > Software information. Part 2: Prerequisites (Before Attempting Anything) If you
Tap Build number 7 times until you see "Developer mode has been enabled". Enable OEM Unlocking: Go to Settings > Developer options. Toggle OEM unlocking to ON and confirm by selecting Enable.
Note: If this option is missing, connect to Wi-Fi and wait. Some models require 7 days of uptime before the toggle appears. Enter Device Unlock Mode: Power off your device completely. Press and hold Volume Down + Bixby + Power simultaneously.
When the blue warning screen appears, long-press Volume Up to enter "Device Unlock Mode". Confirm the Unlock: The screen will ask if you want to unlock the bootloader.
Press Volume Up to confirm. The device will wipe all data and reboot. Verify Status: Finish the initial setup and connect to the internet. Re-enable Developer options.
The "OEM unlocking" toggle should now be greyed out and state "Bootloader already unlocked". Critical Limitations Backup all data – unlocking wipes your device
Knox Trip: Unlocking the bootloader on Samsung devices permanently trips the Knox security e-fuse. This disables features like Samsung Pay, Samsung Pass, and Secure Folder forever.
Warranty: This process typically voids your manufacturer warranty.
Unlocking the Bootloader on a Samsung S9 (Snapdragon) for a High-Quality Experience
The Samsung Galaxy S9, powered by a Qualcomm Snapdragon processor, is an incredibly capable smartphone. However, users who wish to fully explore its potential often look into unlocking the bootloader. This process allows for custom firmware installation, enabling deeper customization and optimization for a high-quality user experience.