Recently i upgraded three different dell laptops to windows 10. the first was a dell inspiron 11 2-in-1, the 2nd was a dell latitude e5450, and the 3rd was a dell xps 13 (2015 infinity display).. Hello, i have the same problem with my dell xps 14 l421x. i am looking forward for a solution from dell support. it is not the first problem - similar issue emerged after an update to windows 8.1.. This should solve the dim brightness situation for everyone running windows 10 /8 or 8.1 with a intel hd 4000 integrated graphics on all brands. found a way to install latest intel hd graphics (with working brightness and fn keys)..
Windows 10 brightness driver update for dell delldrivertm.com is a web-site that focus on delivering dell’s newest drivers either for … imagining of upgrading your computer technique to microsoft home windows 8.1?. Re: can't adjust brightness after installing windows 10 jump to solution i had the same issue with my alienware 17, i went into device manager, and had to enable the generic pnp monitor for the brightness settings to work.. No brightness control in windows 10 on xps 14 (l421x, mid 2012). had this same problem in windows 8/8.1. before, using dell's outdated driver in lieu of a more recent one from intel brought back the brightness control functionality..