• ×
    Information
    Need Windows 11 help?
    Check documents on compatibility, FAQs, upgrade information and available fixes.
    Windows 11 Support Center.
  • post a message
  • ×
    Information
    Need Windows 11 help?
    Check documents on compatibility, FAQs, upgrade information and available fixes.
    Windows 11 Support Center.
  • post a message
Guidelines
Here is the solution to resolve PCI Express Root Complex driver Issue Click here to view the instructions!
HP Recommended
i have the same problem with my windows 8 product key C4X94EA#AQ
HP Recommended
i use a hp pavilion 15 notebook product number F9J13UAR#ABA it came with windows 8.1 but after installing wondows 8 it cant adjust screen brightness
HP Recommended
i also have hp 250 g5 with product number xon6ea#bh5
i cannot adjust brightness. need help
† The opinions expressed above are the personal opinions of the authors, not of HP. By using this site, you accept the <a href="https://www8.hp.com/us/en/terms-of-use.html" class="udrlinesmall">Terms of Use</a> and <a href="/t5/custom/page/page-id/hp.rulespage" class="udrlinesmall"> Rules of Participation</a>.