![]() ![]() ![]() To find out if your PC supports this, select Settings > System. (If the slider isn't there, see the Notes section below.) Some PCs can let Windows automatically adjust screen brightness based on the current lighting conditions. If its on high brightness the laptop cannot control the brightness level, normal it can be controlled either on battery or off. Select the Network icon on the right side of the taskbar, and then move the Brightness slider to adjust the brightness. Related: How to fix ‘OEM Unlock greyed out’ or ‘ OEM Unlock disabled’ problem. Once the software is downloaded, we can simply install it and then open and use it to control the brightness. There is a display setting for high brightness or normal brightness. From the search results, we download the Windows software because our system is running Windows 11. After some more searching with new information we landed at the bios. ![]() The back-light dimmed when on battery! not only that it was controllable from the keyboard using the function keys! We plugged it back in and sure enough we couldn’t control the back-light. My co-worker started working on the toughbook again with fresh eyes and that’s when we noticed it. We had it sitting on the bench for a while and ended up needing the power outlet that it was plugged into for another project. The Windows Logo + Q key combination will also take you to the Search screen. Forum after forum, walk through after wiki and none of the “solutions” worked to allow either the keyboard or windows to dim the back-light. The screen brightness can also be adjusted in the operating system following the steps below: Hover on the lower-right or top-right corner of the screen, and then click to select the Search icon. In Windows 11, click 'System' in the sidebar, then select 'Display. When the Settings app opens, in Windows 10, click 'System,' then select 'Display' in the sidebar. Or you can right-click the Start button and select 'Settings' in the list. It has some great features that protect your eyes while on a computer. I searched and searched and tried and tried and nothing worked. When youre ready to disable auto brightness, first open Windows Settings by pressing Windows+i. CareUEyes is a simple, lightweight software that lets you easily control the brightness of the computer screen. So with the software installed I’m sent the toughbooks into the field, only to have them come back the next day saying the back-light blinded the drivers at night. When all the upgrades were complete it was like a new laptop! Kudos goes to the great people over to toughwiki for making a great set of instruction for all the drivers I needed. The brightness control disappeared from everywhere (Activity panel, power plan options, screen configuration.) after an S.O. I have been with full brightness for a month or so on the laptop panel. ![]() This time around I was working on some Panasonic CF-30 toughbooks, upgrading them to windows 7 64 bit, installing SSDs and adding 8 gigs of ram to them. I have a windows 10 laptop more than 5 years old. Like many organizations we try to get as much life out of our mobile equipment as we can. Tip #2: If the system is attached to an external monitor, the brightness increment/decrement will not function as legacy monitor transports do not support the ability to channel HID messages to them / from them.Change the brightness in the bios from “High Brightness” to “Normal Brightness” Tip #1: Brightness increment/decrement HID usages only operate only on Mobile systems (battery powered) and require Windows 8. Hardware should only send an input report when button is pressed down and another when the key is released. Hardware should not keep resending the usage when these keys are kept depressed by user.
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