I want to use steval pcc009v2 and evlpowerstep01 to control my stepprt moter，but when i update fw v2.7 by ibuui board updater，it has a problem。 how can i solve it?

[szhen.1]

[Cristiana SCARAMEL]

Hello @szhen.1​ and welcome to the ST Community.

I can suggest to update the MCU firmware using the ST-LINK/V2 programmer or an equivalent tool.

You need the STM32CubeProgrammer software and the board firmware STSW-PCC009V2FW