Keyboard not working after latest Windows 10 update

[Seit Veli A. Mert]

Just updated Windows 10 and my USB keyboard (Logitech K120) is not working. It works fine on another PC. Reverted to a previous version. Didn't solve. Deleted and reinstalled drivers. Didn't solve. Did troubleshoot. Again, didn't solve. Device doesn't work in BIOS as well. Laptop's own keyboard works. USB ports are working too.

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