Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.debian.user > #266545

Re: Issue with USB External Keyboard, External Mouse, and Screen Brightness on Dell Laptop

Show all headers | View raw

[Multipart message — attachments visible in raw view] - view raw

On Tue, Jan 23, 2024 at 04:13:23PM -0300, Marcelo Laia wrote:
> Dear Debian community,
> 
> I am facing an issue with my Dell laptop, running Debian.
> 
> After recently upgrade, my external keyboard and external mouse (both USB)
> stopped working after after the screen brightness automatically decreased.
> This has occurred a few times, and I can only solve it by rebooting the
> laptop.
> 
> Furthermore, I have observed that the issue is also related to the behavior
> of screen brightness, which seems to decrease automatically.

A shot in the dark: does that happen only when running from battery?

Perhaps the laptop is powering down its (internal) USB hub to save
battery charge. In some BIOSes there are knobs to control this.

Cheers
-- 
t

Back to linux.debian.user | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Issue with USB External Keyboard, External Mouse, and Screen  Brightness on Dell Laptop Marcelo Laia <marcelolaia@gmail.com> - 2024-01-23 20:40 +0100
  Re: Issue with USB External Keyboard, External Mouse, and Screen  Brightness on Dell Laptop <tomas@tuxteam.de> - 2024-01-24 06:40 +0100
  Re: Issue with USB External Keyboard, External Mouse, and Screen  Brightness on Dell Laptop Max Nikulin <manikulin@gmail.com> - 2024-01-25 17:30 +0100
    Re: Re: Issue with USB External Keyboard, External Mouse, and Screen  Brightness on Dell Laptop Marcelo Laia <marcelolaia@gmail.com> - 2024-02-15 00:30 +0100
      Re: Issue with USB External Keyboard, External Mouse, and Screen  Brightness on Dell Laptop David Wright <deblis@lionunicorn.co.uk> - 2024-02-15 06:40 +0100
        Re: Issue with USB External Keyboard, External Mouse, and Screen  Brightness on Dell Laptop Max Nikulin <manikulin@gmail.com> - 2024-02-16 04:10 +0100
          Re: Re: Issue with USB External Keyboard, External Mouse, and Screen  Brightness on Dell Laptop Marcelo Laia <marcelolaia@gmail.com> - 2024-02-22 18:10 +0100
            Re: Issue with USB External Keyboard, External Mouse, and Screen  Brightness on Dell Laptop Charles Curley <charlescurley@charlescurley.com> - 2024-02-22 18:40 +0100
              Re: Re: Issue with USB External Keyboard, External Mouse, and Screen  Brightness on Dell Laptop Marcelo Laia <marcelolaia@gmail.com> - 2024-02-24 16:20 +0100
            Re: Issue with USB External Keyboard, External Mouse, and Screen  Brightness on Dell Laptop David Wright <deblis@lionunicorn.co.uk> - 2024-02-22 19:20 +0100
            Re: Re: Issue with USB External Keyboard, External Mouse, and  Screen Brightness on Dell Laptop hw <hw@adminart.net> - 2024-02-24 11:30 +0100

csiph-web