: Open your bypass tool first and click "Disable Auth" or "Start."
Disable on Windows (Hold Shift while clicking Restart -> Troubleshoot -> Advanced Options -> Startup Settings -> Restart -> Press 7 or F7 ).
In telecommunications and computer hardware, handshaking is an automated process of negotiation that sets up parameters of a communication channel between two entities (your PC and the phone’s CPU).
This comprehensive guide covers why this error happens and provides actionable solutions to fix it. Understanding the Handshaking Error mtk bypass tool handshaking error
If the handshake fails once, the device may be stuck in a "hanging" state. Disconnect the battery (if possible) or hold the Power button for 10–15 seconds to fully reset before trying again.
Windows sometimes assigns duplicate COM port numbers to old devices, confusing the bypass tool. Right-click the Windows Start menu and open . Click View at the top menu and select Show hidden devices . Expand the Ports (COM & LPT) section.
Solution 1: Install LibUsb Win32 and Filter the MTK Port (Most Effective) : Open your bypass tool first and click
The most common user error is timing. You cannot connect the phone and then click "Start."
If any part of this 4-step dance fails—if the phone doesn't respond, responds with garbage data, or the PC misses the timing window—you get the .
To help narrow down the specific cause for your device, could you let me know: Understanding the Handshaking Error If the handshake fails
Not every MTK phone uses the same "Handshake" trigger. If the standard Volume Up + Down isn't working, try: Volume Up only + Plug in USB. Volume Down only + Plug in USB. No keys + Plug in USB (some older Oppo/Vivo models). 4. Use a Different USB Port (Preferably 2.0)
Hold the boot keys (usually ) and plug the phone into the PC.
Clear interfering software and services
Switch to a high-quality, short OEM data cable.
Windows 10 and 11 strictly block unsigned third-party drivers. Because MTK exploitation drivers are unofficial, Windows will silently disable them unless you turn off this security feature.