Your Toshiba TECRA A3X laptop! has a new operating system installed on it and most of the devices are not working properly now you need to update the drivers. Download Toshiba TECRA A3X Wifi+WLAN+Bluetooth Drivers Windows. Find the most complete wireless, WLAN, Bluetooth, and wifi driver for Toshiba TECRA A3X.
So as far as your Keyboard device is concerned it will probably not work until you install the correct Toshiba TECRA A3X driver, here are all the Keyboard drivers related to Toshiba TECRA A3X driver for the different operating systems. Here is a list of nearly all the available drivers for Toshiba TECRA A3X for operating systems such as Windows 10, Windows 8.1, Windows 7, Windows Vista, Windows XP.
Simply find your relevant driver and proceed onto the link and download your required file.
dynabook x64 ACPI-Compliant Value Added Logical and General Purpose Device
Version: 4.3.1.6 (recommended)
Date: 03.06.2019
Driver Type: other device
Manufacturer: Dynabook Inc.
Operating Systems: Windows 10 x64
TOSHIBA Software Modem
Version: 2.2.89.3 (recommended)
Date: 11.11.2008
Driver Type: modem
Manufacturer: Agere
Operating Systems: Windows 10 x64
SoundMAX Integrated Digital Audio
Version: 5.12.02.5280 (recommended)
Date: 03.02.2005
Driver Type: sound card
Manufacturer: Analog Devices, Inc.
Operating Systems: Windows 10 x64