Your Toshiba IS-1253 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 IS-1253 Wifi+WLAN+Bluetooth Drivers Windows. Find the most complete wireless, WLAN, Bluetooth, and wifi driver for Toshiba IS-1253.
So as far as your Keyboard device is concerned it will probably not work until you install the correct Toshiba IS-1253 driver, here are all the Keyboard drivers related to Toshiba IS-1253 driver for the different operating systems. Here is a list of nearly all the available drivers for Toshiba IS-1253 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.
Broadcom 802.11g Network Adapter
Version: 7.35.317.3 (recommended)
Driver Type: Wi-Fi device
Operating Systems: Windows 10 x64