: If you are on Windows 10 or 11, some drivers may fail to install because they aren't "signed." You can use the Advanced Startup Options on Microsoft Support to disable this temporarily.

: Once downloaded, right-click the .zip folder and extract the contents to your desktop.

: Run the Libusb-win32 installer. When the "Filter Wizard" appears, connect your phone in the required mode (e.g., holding Volume Up + Down) and select the device to install the filter.

: Check Device Manager (right-click Start > Device Manager). If you see a yellow triangle next to "QUSB_BULK" or "MediaTek USB Port," right-click it and manually update the driver pointing to your installation folder.

: If the tool still won't open after installing VC Runtime, use the VC++ Runtime Repair Tool from the Microsoft Store to fix registry corruption.

: Visit the official Unlock Tool download page and look for the "Drivers" section.

: Essential for "Filtering" the device so the tool can bypass authentication.

: Required for BROM/Preloader mode connections. Installation Steps:

: The most reliable way is to download a bundle that includes all versions from 2005 to 2022. You can find the Visual C++ Redistributable All-in-One on TechPowerUp .