– By rapidly sending libusb_reset_device() followed by an authenticated command, the tool can sneak in before the device's security state reinitializes.
Hold the button (or both Volume buttons, depending on the model) and connect it to your PC via USB.
Removing Google accounts.
Re-run Filter Wizard, hold volume keys longer, or change the USB cable. pyusb.core.USBError: Access Denied Windows is blocking raw access to the USB port. auth-bypass-tool-v6 libusb
The library supports various operating systems, including Windows, macOS, Linux, and more.
The v6 update expanded architecture compatibility to cover newer MediaTek Dimensity and Helio platforms, handling newer security protocols that previous iterations could not touch. Common compatible processors include:
Skips the need for an authentication file in SP Flash Tool. – By rapidly sending libusb_reset_device() followed by an
On Linux, pyusb and libusb-1.0 work directly to communicate with the USB device. Setting Up and Using auth-bypass-tool-v6
Have you encountered a USB authentication bypass in your own work? Share your experience in the comments below or contact us via our responsible disclosure form.
Right-click AuthBypassToolV6.exe and select . Re-run Filter Wizard, hold volume keys longer, or
Supports a wide range of MTK chipsets, including newer models, and sometimes limited Qualcomm support.
Using libusb_get_descriptor() , the tool reads the device’s endpoint mapping. It identifies which endpoint handles authentication commands.