Warning: Modified firmware will trip the Verified Boot (AVB) and may cause dm-verity errors.
There is very limited custom ROM development for the Oppo A78 4G due to MediaTek’s locked bootloaders (the device runs on MediaTek Dimensity 700). Currently, no stable LineageOS or Pixel Experience exists for CPH2483. Unless you are an advanced developer, stick to stock . firmware oppo a78 4g
Firmware is the low-level software embedded in your smartphone’s hardware. It acts as the bridge between the device’s physical components (processor, display, camera sensors) and the user interface (ColorOS). For the Oppo A78 4G, the firmware includes: Warning: Modified firmware will trip the Verified Boot