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11 wrz 2024 · Product: HP Elitebook 840 G5. While messing in the bios I reset the bios and later when I boot into windows the brightness adjustment function keys didn’t work. I installed windows 11 and it was not fixed, then I reinstalled windows 10 again, the problem persisted.
14 lut 2020 · If you've not installed HP Support Assistant yet, please install it from their website and restart it. It should be solved. But if not (that's my case), then go to windows searchbar and type Services. Go there, find HP Hotkey UWP Service, right click, stop it first and start it again. And Fn is working fine in my laptop.
16 gru 2021 · Option 3. Adjusting Brightness with Function Keys. Most laptops have special function keys labeled 🔆 and 🔅. Press the Fn button + the brightness up/down function key and verify that the display brightness has changed.
16 lut 2022 · If the Fn key did not work with the function keys to change the brightness, boot your laptop into BIOS, check if there is a setting in there to switch between Function keys and Action keys. _____
16 sie 2018 · So the graphics drivers are installed...so the only other item I can think of that you would need is the hotkey software. HP Customer Support - Software and Driver Downloads. If that doesn't get the Fn keys to change the brightness, unfortunately, I don't have any other suggestions for you.
4 paź 2024 · Hold down the "Fn" key on your keyboard. The brightness hotkeys are not the primary function of the keys they are mapped onto. You'll therefore needed to hold down the Fn key while you adjust your screen's brightness.
HP Notebook PCs - How to lock or unlock the fn (function) key. Keyboard function keys (f1 through f12) often have a printed icon that indicates a secondary action, such as muting sound or adjusting display brightness. The secondary functionality is sometimes called action keys mode or hotkeys.
