Acpi\tos620a -
Modern ambient light sensors (like those in iPhones or Surface Laptops) are fantastic. The TOS620A ? It is primitive. It is slow. It reacts to shadows cast by your own head moving. Many users in 2009 actually disabled this sensor via the Toshiba Control Panel because they hated how it flickered.
Most Toshiba drivers use InstallShield or Inno Setup. acpi\tos620a
DISM /Image:C:\Mount /Add-Driver /Driver:C:\Drivers\tos620a.inf Modern ambient light sensors (like those in iPhones