Lock and unlock the bootloader | Android Open Source Project
Once approved, the Deep Test app will change status to "Deep testing passed." Unlock Bootloader Oppo A16
Before starting, Alex made sure to back up all his data. Unlocking the bootloader and installing custom software can potentially wipe the device clean. He also ensured that his device was sufficiently charged. Lock and unlock the bootloader | Android Open
: There are no documented official procedures or tools provided by Oppo for this purpose. The "OEM Unlocking" Misconception : There are no documented official procedures or
is a complex process because Oppo generally restricts this to protect system security and user data. While OEM Unlocking
| Error Message | Cause | Solution | | :--- | :--- | :--- | | “OEM unlocking is not available” | Carrier locked device | Unlock SIM network first. AT&T/Verizon variants cannot be unlocked. | | “Deep Test: Device not supported” | Wrong APK version or patched security | Use Deep Test v1.4 or flash back to ColorOS 11 (Android 11). | | “Flashing unlock failed: remote: Command not allowed” | You skipped Deep Test approval | You must run Deep Test to temporary unlock fastboot commands. | | “Waiting for any device” (fastboot) | Driver issue | Install Oppo Fastboot drivers via Device Manager > Update driver. |
: Disconnect and power on your device. You may see a warning message during boot indicating the bootloader is unlocked. Troubleshooting & Tips