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Visitor II
December 22, 2025
Question

STM32F401RE is not getting recognised in my PC

  • December 22, 2025
  • 2 replies
  • 64 views

Hello Team,

I have a new STM32F401RE board along with the ST-Link.

I tried installing all the drivers required for the STM32 hardware, but the USB device itself is not getting recognised. Can you please help me resolve this issue?

rahuladhithya_0-1766407084248.png

 

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    2 replies

    Technical Moderator
    December 22, 2025

    Hello @rahul-adhithya and welcome to the ST community,

    First, you need to check your USB cable. It should be a data cable and functional. Could you please check that cable with another device and check? or simply use another one.

    Second, update your ST-LINK firmware using ST-LINK firmware upgrade tool from this link.

    Super User
    December 22, 2025

    Welcome to the forum.

    Please see How to write your question to maximize your chances to find a solution for best results

     


    @rahul-adhithya wrote:

    I have a new STM32F401RE board along with the ST-Link.


    What board, and what ST-Link, exactly ?

    Is it a NUCLEO-F401RE board - with the built in ST-Link ?

     

    Some more links on resolving ST-Link connection issues:

    How to solve connection errors when connecting and programming the STM32 target board.

    How to solve debugger connection issues