If you own a or a US Snapdragon Samsung , stop now. The flag is burned into a one-time programmable (OTP) fuse. You cannot change it. Part 3: Method 1 – The Standard Fastboot Approach This is the official, clean method for changing "No" to "Yes." It works on most unlocked (carrier-free) devices.
| Device Brand | Typical "No" to "Yes" Solution | | :--- | :--- | | | Very easy – fastboot flashing unlock changes it immediately. | | OnePlus | Easy – Use fastboot oem unlock . | | Xiaomi (Global) | Medium – Requires Mi Unlock tool and 7-30 day wait. | | Samsung (Exynos) | Medium – Requires 7 day wait + OEM toggle trick. | | Samsung (Snapdragon USA) | Impossible – Hardware locked. No method exists. | | Motorola | Hard – Requires a bootloader unlock code from Motorola's website. | | Huawei (2018+) | Dead – Huawei closed all bootloader unlocking services. | | Realme/Oppo | Hard – Requires "Deep Testing" app and approval. | bootloader unlock allowed no to yes
But there’s a terrifying message that can stop you cold in the developer options: If you own a or a US Snapdragon Samsung , stop now
Disclaimer: Modifying your device's bootloader can permanently damage your phone, void warranties, and compromise security. The author assumes no responsibility for bricked devices, lost IMEIs, or nuclear war triggered by a bad flash. Proceed at your own risk. Part 3: Method 1 – The Standard Fastboot
Seeing this status can feel like hitting a concrete wall. It means your manufacturer has locked the bootloader down tight, and the system is currently refusing to let you flip the switch to "Yes."
For Android enthusiasts, the bootloader is the gateway to true device ownership. It’s the first piece of software that runs when you power on your phone, telling the system which operating system kernel to load. Unlocking it allows you to install custom ROMs, gain root access, flash modded kernels, or recover a "bricked" device.