Is your phone currently , completely dead , or locked ? Which tool are you planning to use (QFIL, UFI, UnlockTool)?
Sites like EvilicaCell provide tested flashing files specifically for the CPH1803. download firehose oppo a3s cph1803
You must have the Qualcomm USB Drivers installed on your PC for the computer to recognize the phone in EDL mode. Key Device Specifications Is your phone currently , completely dead , or locked
Unlike many Xiaomi or OnePlus devices, Oppo restricts EDL access on the with the following challenges: You must have the Qualcomm USB Drivers installed
Rohan didn’t know what a firehose was, but he liked the word. It sounded violent. Effective. Like something that could wash away the digital decay. His phone had been stuck in a bootloop for three days, a relentless cycle of OPPO logo, blackness, OPPO logo. The local repair shop had quoted “motherboard damage” and a price higher than the phone was worth.
Click under "Programmer Path" and select your .mbn or .elf file.