When a Huawei device is in USB COM 1.0 mode, it means the phone is in a Serial Diagnostic Mode.
The tool is not universal. Compatibility depends on the chipset. It works best on: huawei usb com 1.0 frp tool
Not Supported: Most Kirin 980/990/9000 devices (Mate 30, P40, Mate 40) due to hardware-level FRP hardening. When a Huawei device is in USB COM 1
If your Huawei device has a MediaTek or Qualcomm processor, Hydra Tool is often used. Not Supported: Most Kirin 980/990/9000 devices (Mate 30,
Sigma is a popular professional tool for mobile unlocking.