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Questions tagged [hardware]

Questions related to physical hardware, and how it interacts with Ubuntu.

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Is it possible to control keyboard back-lights in Ubuntu?

So I have a custom build laptop with only Ubuntu installed. During boot-up, the back-lighting for the keyboard comes alive, and shows off the various changing colours it is capable. I cannot find any ...
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  • 216
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1 answer
19 views

Old computer Intel Sound Card cannot work with Ubuntu

I tried everything. My sound card is 00:1b.0 Audio device: Intel Corporation 8 Series/C220 Series Chipset High Definition Audio Controller (rev 04) I tried commands and rebooting and everything, it ...
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1 answer
177 views

Suspend, brightness and power button not working on Ubuntu 22.04

Currently, I'm using Ubuntu 22.04. I am not able to shut down my laptop using the power button as it's not showing any dialog box. I can only force the shutdown of the PC. And after suspending the PC ...
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1 vote
0 answers
156 views

HP 255 G8 reboot randomly

My laptop keep crashing randomly with Kubuntu 21.10 . The Cpu temp are usually low and the battery have 100% health. Here are the results of sudo dmesg --level=err: [ 0.326126] ACPI BIOS Error (bug)...
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Ubuntu 18.04 server - Network interface name changed after installing PCIe device

I've got an industrial PC running Ubuntu 18.04.6 server which I've been using for over a year now. It has 2 network interfaces, enp1s0 and enp0s31f6, but only enp1s0 is in use. enp1s0 has a static IP ...
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27 views

Touchscreen is reconnecting regularly

I'm solving interesting problem on Ubuntu with touchscreen attached. And I'm out of ideas how to solve this issue. According to dmesg the touch controller disconnect and immediately after connect ...
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1 vote
2 answers
70 views

Mismatch in maximum ram supported by OEM(16GB) and dmidecode output(32GB). Which is right?

I want to upgrade my laptop ram to 32GB but manufacture manual says only 16GB is supported. Laptop: HP 15-ay503tx Motherboard: HP 81EC (Version: 61.30) Processor: Intel® Core™ i5-6200U (2.3 GHz, up to ...
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2 votes
1 answer
240 views

Unable to see fan speed on Ubuntu 20.04 with MSI board

Just a preface, I know there are numerous questions about this, but I do believe that mine is a different case. Every now and then, after restarting my computer (often after updating Nvidia drivers), ...
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1 vote
0 answers
42 views

linux on old notebook Compal FL90 stops working when no keyboard or mouse input

I am trying to run Ubuntu linux on an old notebook. The computer stops doing anything after some moments when no keyboard input or mouse movement was done. I went through the installation process by ...
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  • 11
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1 answer
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why my hardware info is exepressed differently?

I recently switched from windows 10 into ubuntu 20.04.3 LTS and I checked my hardware info from settings and it was given in different way, as my laptop's ram is 8196mb it was given 7.2gb, also the ...
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1 answer
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MAC address mysteriously changed

I have a computer used for backups that does a wake-on-lan to run backups and then turns off. This morning something happened that caused the MAC address to change. While I know the MAC address can ...
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2 answers
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Disable shutdown confirmation for physical "Power off" button in the dash (Ubuntu 20.04)

On my notebook in the dash (above the keyboard) there is physical button for turning the computer on and off. How to set up this button to turn off the system immediately without confirmation? Where ...
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1 vote
0 answers
26 views

BT functionality gone

THE issue: The bluetooth hardware device has didn't find/turn on/connect to some other external and paired/added devices. Symptoms: The command $ sudo systemctl status bluetooth.service Shows: ...
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0 answers
52 views

How to get touchpad & scrolling fixed with Ubuntu?

With Ubuntu 21.10 and Kernel version "5.13.0-28-generic", the touchpad is not working. In the "Mouse & Touchpad" settings, there is no option seen for "touchpad". ...
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3 votes
0 answers
55 views

Ubuntu does not detect new RAM but BIOS does

I currently want to increase the RAM of my desktop. I bought 8Gb, which appears on BIOS but does not appear in Ubuntu. I have tried changing the slots and ubuntu does not find the new one. Also the ...
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1 answer
45 views

What is the proper way to edit files in the /sys filesystem and have them stick

I was able to get my BlueTooth mouse to stop lagging with the command: echo 300 > /sys/devices/pci0000:00/0000:00:14.0/usb1/1-14/power/autosuspend However, I believe that this change will be lost ...
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0 votes
1 answer
128 views

Laptop screen full of snow when waking up, temporally fixed by restarting

I have a TUXEDO Pulse 14 Gen1 running 20.04.1-Ubuntu. Since yesterday, every time I wake up my laptop from sleep or hibernation, the laptop screen is full of snow. I have not installed any new drivers ...
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Is my hardware compatible with Ubuntu (& its flavors)? [duplicate]

I heard that linux doesn't work well with Nvidia GPUs. That's why I'm concerned about the switch from Windows to Ubuntu. Because Windows works with latest hardware pretty much every time because it ...
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0 answers
42 views

Additional (2nd) battery is detected but not charged

I have Ubuntu 20.04 running on a Fujitsu Lifebook s761 with two batteries. Both batteries are detected but only the main one is charged. Previously, Windows was running on the laptop and the second ...
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23 views

Can I differentiate different RDIMM models electronically?

I bought 128GB of Hynix RDIMMs off ebay. The (slightly lifted) label indicates that they are (as advertised) Hynix model HMT84GR7AMR4A-H9, which is 1333 MHz registered RAM. However, lswh -C memory ...
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185 views

Some USB ports suddenly stop working (not only mouse/keyboard)

From one day to the next a number of USB ports no longer work in Ubuntu. In the BIOS I can use my mouse and keyboard. And in Windows I have no problem either, it sees all devices. But when I start ...
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0 answers
106 views

Western Digital 14 TB Desktop Drive & Ubuntu

When using this new 14TB WD USB HDD with independent power supply the drive (according to western digital) won’t sleep, they have software for win/mac when this occurs, not Linux. When I unmount and ...
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2 votes
0 answers
57 views

Microsoft Arc touch middle button

I got a Microsoft Arc Touch which I am able to connect and use on Ubuntu, however there seems to be no way to press the middle button (I tried double tapping the middle area and triple finger tapping ...
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0 answers
130 views

Why is Ubuntu 21.10 slow on my computer?

My PC has a nvme SSD,an Nvidia 1650 super, and 8 GB RAM, so I don't think any Operating System should run slow on my computer unless it's for hardware incompatibility. Is my hardware not fully ...
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3 votes
4 answers
1k views

How do I diagnose my issue, when I'm not sure if it is a hardware or software issue? [closed]

I'm having some issue. I'm not sure if it is a hardware issue or a software issue, but I'd like to determine the cause of the issue so I can fix it. How can I do that?
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0 answers
117 views

How to change BIOS hardware data from Ubuntu?

Today I came across video that changes the BIOS hardware data from Windows . I want to change the name of the hardware that says A320MH to Z690GTA (random) How can I do this?
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Second monitor distorted image

I just installed Ubuntu's latest version (Ubuntu 20.04.3 LTS) on my laptop (an ASUS TUF Gaming laptop) as a dual boot with Windows 10. When I try to use my second monitor, the image gets all distorted ...
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3 votes
1 answer
2k views

Is there HDR monitor support in Ubuntu

More monitors have the HDR (high dynamic range) functionality. Does Ubuntu (Linux) support this, too?
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1 vote
1 answer
170 views

Qualcomm Atheros AR 9287 DISABLED

I am new to Linux. I am running Ubuntu 20.04 on a Acer Aspire 4752. Ethernet is working BUT when I want to turn on WiFi Linux says ”No WiFi Adapter Found”. Turn on WiFi Button does not work either. ...
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  • 19
1 vote
0 answers
28 views

Ubuntu 20.04 gets stuck when normal using it

my Ubuntu 20.04 installation which runs on my desktop machine gets daily stuck while doing normal browsing and operations. Only the alt+stamp+reisub combo gets it back. Gnome gets totally frozen, and ...
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0 answers
81 views

RealTek 8111 IC not recognized

Im having problems to get Ubuntu to recognize my Realtek 8111 IC. If i do a lspci.- its not showing. (as far as i can see): Terminal View I installed the r8168-dkms driver - which should support the ...
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0 votes
0 answers
108 views

Tools to interpret MCE error on Ubuntu 18.04

I have an unstable system (reboots at random) and am trying to determine the cause of the reboots. My question is whether these MCE are serious errors that could be leading to the reboots. If so, ...
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0 votes
1 answer
135 views

Dell DA310 dock is stuck in USB2

I own a Dell inspiron 5415, and a usb-c dock DA310 when I run ubuntu 21.10, kernel 5.13.0-23-generic, the dock is recognized as usb2, despite it is usb3, (I tested this with an external usb3 disk and ...
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0 votes
2 answers
172 views

How to check what speed a USB device is trained to?

What command or where in Ubuntu can you check the speed that USB devices are trained? Not the capability of the USB device but the actual trained speed of the current link. For example we I plug in a ...
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0 answers
8 views

Sata drives re-reading partition table, maybe disconnecting?

I have some zfs pools, and every month or so during normal operation, the main pool will start to rebuild (resilver) with it's spare and a random drive. In looking at dmesg, I see this: [Wed Nov 24 13:...
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1 vote
1 answer
133 views

poor reading performance of SSD drive

I have two SSD (nvme, pcie 4.0) and one SATA disk. One of the SSD seems to be very slow in reading operations - one is getting 2 GB/s and the other one 200 MB/s. I'm not sure what can be the cause or ...
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  • 171
0 votes
0 answers
40 views

Laptop trackpad not working at all after installing ubuntu

so i recently installed ubuntu 20.04 on my toshiba satellite l850 laptop and the trackpad trackpad is not working a usb mouse works though. I can confirm it isn't a hardware issue since it works on ...
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1 vote
0 answers
365 views

Ubuntu 21.10 hangs on shutdown/poweroff/reboot

I have research solutions for days now and I can't find the correct solutions e.g GRUB_CMDLINE_LINUX_DEFAULT "acpi=force" "nomodeset" but nothing is working. I also updated my ...
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3 votes
1 answer
106 views

Plus and Minus Keys don't work

I dual booted Ubuntu 20.04 alongside Windows 10. In my Ubuntu, the plus and minus signs of my laptop keyboard don't work. They work fine from the numpad, however not from the keys at the top of the ...
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0 votes
1 answer
64 views

After udgrade lost all drivers. low screen res, no network, no sound card

my PC runs on 21.10. It did its usual daily update, but today after booting I find that the login screen was low resolution and there was no network and once booted there was no network, low screen ...
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-1 votes
1 answer
109 views

Need help with MPD

i'm running MPD (v0.21.20) on an Ubuntu box and using ncmpcpp client on the same machine. The machine has working sound as I am using it for other GUI applications. Here is an extract of mpd.conf that ...
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0 votes
0 answers
14 views

KB/M working on one laptop but not another

I have two laptops, each a sub-variant of the main model. (AMD Acer A515-44 & Intel Acer A515-56) For one laptop (Intel variant) the built-in KB/M works like normal, but for the other the keyboard ...
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0 votes
1 answer
50 views

Check my Hardware status [duplicate]

Is there any software I can use to check the status and wear of my hardware? For example the status of my SSDs.
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1 vote
1 answer
54 views

WiFi sees some 5GHz AP's but not mine

I've got my router broadcasting two wifi networks - one on 2.4GHz and one on 5GHz. Using a wifi scanner on my phone, I can see that both networks are available: However when I scan for these ...
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2 votes
0 answers
676 views

100% CPU usage when nothing is open

I have a problem with my laptop, when I turn it on, it's cpu percentage will go up and the fan start to work very fast. I tried top command and find that there is a process with more than 70% cpu ...
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0 votes
2 answers
84 views

How can I understand the reason my computer freezes?

I would like to ask a question: Due to my job I often use many programs together and sometimes my computer freezes, sometimes I can really feel its pain. This often happens when I both use Skype (...
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0 votes
1 answer
234 views

CPU thermal Thermal Throttling issue

I yust installed Ubuntu 20.04 on my Surface Laptop 1 and I have Thermal Throttling issues. I tried everything from using the tee command: echo 65 | sudo tee /sys/devices/system/cpu/intel_pstate/...
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3 votes
1 answer
413 views

Unable to boot after moving hard drive to another computer

I have an m.2 NVMe hard drive that was installed in one computer working perfectly with Ubuntu installed. I moved the drive to another computer and I am unable to boot with it. When I boot the ...
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  • 703
1 vote
0 answers
25 views

Disable keyboard and trackpad for 2-in-1 laptops when semi-folded?

I have a Lenovo C940 with Ubuntu 20.04 installed. When I fold my laptop over so that the keyboard is face down and the screen is angled slightly away from me, the keyboard and trackpad do not disable. ...
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0 votes
0 answers
27 views

Resolution problem ubuntu

When I open a new window, this weird gaps appear on my screen. When I drag and move the window then it turns to normal. This happens every time I open a new window and move the mouse cursor over it. ...
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