Tecra A9 recognizes any usb device

Tecra A9 - PTS52E

I need help/information. USB cannot recognize any device, i, e... Flash / sticks of memory, floppy drive, external cd/dvd or hard drive. previously works very well and suddenly stops and research pilot.

TIA

Hello

Have you noticed yellow exclamation marks in Device Manager next to USB host controllers?
Check it!

Even if the yellow exclamation points are not visible in the Device Manager I recommend to remove the USB host controllers and root device manager USB hubs and restart the laptop again.
Wait that all USB controllers will be recognized by Windows and retest your external USB devices.

Good bye

Tags: Toshiba

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