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missing devices

About this tag
The tag 'missing devices' on WindowsForum.com covers troubleshooting scenarios where hardware components or ports vanish from Windows Device Manager. A common example involves COM and LPT ports disappearing after a system reformat, even after installing chipset drivers, enabling hidden devices, updating the BIOS, or reinstalling the operating system. Discussions focus on diagnosing why Windows fails to detect existing hardware, exploring BIOS settings, driver conflicts, and advanced recovery steps. The tag is relevant for users encountering unexplained device absences in Windows 7, 8, or later versions, often requiring deeper investigation beyond standard driver reinstallation.
  1. J

    Windows 7 Ports missing from device manager

    Hi. I have a first generation envy 14 running windows 7 HP. Ports (COM and lpt) were showing up and working fine up until I reformatted the computer. I then noticed that they were gone. I installed all the drivers for my machine, most notably the chipset drivers, from the HP website. I enabled...
    • jchino89
    • Thread
    • bios bios update chipset drivers com port device manager drivers envy 14 hardware issues hidden devices hp envy lpt port missing devices ports reformat settings troubleshooting user help windows 7 windows 8
    • Replies: 4
    • Forum: Windows Help and Support
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