Sm3255aa Memory Bar Driver 43 [top] -

on the SM3255AA chip (this is critical). Use a tweezer to short these two pins while plugging the USB drive in. Release after 2 seconds. The tool will now see the dead drive as "Ready."

Microsoft changed USB power management in Windows 10/11. The SM3255AA's firmware is from 2012. You need to disable USB selective suspend in Power Options → Advanced → USB settings → Disable. Sm3255aa Memory Bar Driver 43

Dealing with the error usually means your computer has stopped recognizing a USB flash drive powered by a Silicon Motion (SMI) controller. This specific error code in the Device Manager indicates that Windows has lost communication with the drive or the driver has crashed. Understanding the Sm3255aa Controller on the SM3255AA chip (this is critical)