If you are still stuck after this guide, post your exact error log (the full text, not a screenshot) on forums like XDA Developers or Hovatek. Provide your chipset (e.g., Helio G99) and your Windows version. The community will tell you exactly which test point to use or which driver to degrade.
If you have followed all steps (drivers, Zadig, timing, cables) and still get the handshake error, your device’s BROM mode is likely or corrupted. mtk bypass tool handshaking error
To overcome the handshaking error, a systematic approach to troubleshooting is required. First, users should ensure all existing MediaTek drivers are uninstalled before performing a "clean" installation of the . Utilizing a tool like Zadig or the LibUSB Filter Wizard to specifically target the MediaTek USB Port is often the turning point for success. If you are still stuck after this guide,
: The device may be booting into "Preloader" mode instead of the required "BROM" mode. BROM mode is necessary for the bypass to function. Locked Hardware If you have followed all steps (drivers, Zadig,
Once you fix the error, keep it from returning by following these best practices: