How to Install Huawei Test Point Drivers (HUAWEI USB COM 1.0)
A: You missed a step. Reboot and repeat Step 1. You must be in "Test Mode" or have signatures off. Also, disable your antivirus temporarily (Windows Defender blocks these drivers). test point driver huawei install
| Symptom | Cause | Solution | | :--- | :--- | :--- | | | Power surge or broken USB cable. | Use a USB 2.0 port (not 3.0). Use a short, thick cable. | | Device vanishes after 3 seconds | Battery is dead or you released the short too early. | Charge phone for 1 hour. Keep tweezers shorted for 5+ seconds. | | Code 52 (Unsigned driver) | Windows Signature Enforcement is ON. | Reboot and disable signature enforcement again (Step 1). | | SP Flash Tool error: S_BROM_CMD_STARTCMD_FAIL | Wrong driver or no preloader. | Uninstall all USB drivers via USBDeview. Install MTK VCOM drivers fresh. | | IDT Error: "No valid Handshake" | Wrong test point or wrong loader files. | Verify you are using firmware that matches your phone's exact build number. | How to Install Huawei Test Point Drivers (HUAWEI USB COM 1
If you see nothing, your short was incorrect, or the battery is completely dead (leave the phone charging for 2 hours before starting). Use a short, thick cable
Before diving into the "how," lets understand the "why." You need to perform a test point driver installation on Huawei devices for three primary reasons:
Installing Test Point drivers on a Huawei is not plug-and-play. It is a fight against Windows security and hardware timings. If you see the device finally show up as "COM 3" or "Huawei DIAG," take a deep breath. You have won.