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brightness issue

About this tag
The brightness issue tag covers problems adjusting screen brightness on Windows laptops, particularly after OS upgrades or driver changes. Common symptoms include fn key controls becoming unresponsive after sleep or lid closure, brightness sliders in Power Options failing to work without a reboot, and the brightness option missing from Windows Mobility Center. Affected systems include Sony Vaio and HP notebooks running Windows 7. Solutions often involve reinstalling chipset or graphics drivers in a specific order, but some issues persist despite driver updates. The tag focuses on troubleshooting display brightness control failures in Windows environments.
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    Windows 7 Adjusting brightness issue with Sony Vaio notebook running on Windows 7

    I am using a Sony Vaio VGN-SZ650N notebook model. I upgraded the OS to Windows 7 Professional 32-bit recently and got the dreaded "fn key malfunctioning" issue, which I was able to quickly fix by reinstalling drivers from Sony's website in a certain order. Changing the display brightness with...
    • aznricyboy
    • Thread
    • bios update brightness issue device manager display settings driver installation fn key geforce 8400 graphics card laptop drivers nvidia drivers older models os upgrade power options sleep mode sony vaio system restore tech support troubleshooting windows 7 windows compatibility
    • Replies: 4
    • Forum: Windows Help and Support
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    Windows 7 Screen brightness pb

    Hi everybody ! First, sorry for my english but i come from belgium :) I have a W7 Pro & a HP 6730s. My W7 works fine but there's just one annoying problem, when i'm trying to adjust display brightness, (with FN + F7 ; FN + F8) nothing happens. I installed the last driver (Intel graphics media...
    • bis31
    • Thread
    • belgium brightness brightness issue display settings fn key graphics driver hp 6730s mobility center windows 7
    • Replies: 1
    • Forum: Windows Help and Support
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