Check your Windows Device Manager under "Ports (COM & LPT)". If it shows a yellow warning triangle or nothing at all, reinstall the Qualcomm USB drivers and swap your USB cable or port.
Maintain a minimum battery level of 60% to avoid a sudden power failure during transmission.
: For standard updates without specialized tools, use the official Oppo ColorOS support page .
Install the official Qualcomm HS-USB QDLoader 9008 drivers to establish a stable low-level serial link between your phone and your operating system.
(Dated: 2022-08-11, Size: 4.24 GB)
Open the Windows and check under the Ports (COM & LPT) tab. The device should appear as Qualcomm HS-USB QDLoader 9008 . Step 5: Start Flashing