If you’ve upgraded an older Toshiba laptop (Satellite, Tecra, Portégé, etc.) to Windows 10 64-bit, you might have noticed that the (brightness, volume, Wi-Fi, touchpad toggle, etc.) no longer work. This is because the old Toshiba Function Key Utility isn’t fully compatible with Windows 10 out of the box.
The solution is not simply to reinstall the Windows 7/8.1 utility, but to locate the specific tailored to your exact laptop model. toshiba function key utility windows 10 64 bit
Old drivers cause conflicts. Go to and uninstall: If you’ve upgraded an older Toshiba laptop (Satellite,
If official utilities fail, try:
When properly installed, the utility provides an on-screen display (OSD) or "Toast" notifications for various hardware controls: Display & Brightness Old drivers cause conflicts
: Adjust screen brightness (Fn + F6/F7) and switch between external displays (Fn + F5). Connectivity : Toggle Airplane Mode, Wi-Fi, and Bluetooth (Fn + F8). Hardware Toggles
Windows 10’s Fast Startup can block hardware utilities from loading properly.