All Questions
10
questions
0
votes
1
answer
192
views
AX201 bluetooth range problem
I am using a HP ENVY Laptop 17m-cg0xxx with the AX201 chip. As the title says my bluetooth's range is too weak. So weak that it only goes about 5 to 6 centimeters from the laptop.
I have tried ...
- 155
0
votes
0
answers
104
views
Firmware error on both my laptops since last month(Ubuntu 20.04)
I'm getting this firmware error on both my laptops since past one month or so. Note that I haven't made any new updates since past 2 months.
I don't understand what it means. I'm 99% sure that there ...
- 291
0
votes
1
answer
1k
views
Lenovo ideapad 5-15ARE05 firmware upgrade, how to?
Running a Lenovo ideapad 5-15ARE05 (4800u) (shipped with FreeDos) without major issues with Ubuntu 20.10.
Touchpad, graphics and display are working fine with the 5.8 kernel.
Although the fingerprint ...
- 5,799
11
votes
2
answers
14k
views
Remove unneeded files from /lib/firmware
I'm trying to clear up space on my root partition and /lib/firmware is taking up a lot of space. There are a lot of files for devices that I know I don't have, but there's also a lot of files for ...
- 111
2
votes
0
answers
2k
views
Constantly getting "mce: [Hardware Error]: Machine check events logged" after updating Lenovo BIOS [duplicate]
Culprit is a Lenovo Thinkpad E540 (20C600) machine.
To solve firmware related vulnerabilities, I installed when available the 2.26 BIOS version from Lenovo and corresponding kernel patches from ...
3
votes
0
answers
983
views
Bluetooth no longer working in Ubuntu 16.04 LTS (Turned Bluetooth off but can't turn back on)
tl;dr I turned Bluetooth off and it wont turn back on.
I've been running Ubuntu 16.04 LTS for about six months and Bluetooth has been working flawlessly. I have been using Bluetooth with a Logitech ...
- 31
1
vote
0
answers
5k
views
Does Ubuntu use the IOMMU or can it be activated?
I have an AMD chipset and CPU with an integrated IOMMU (AMD I/O Virtualization Technology). Recently, I read that these chips can be used by the system to prevent access to the full physical memory by ...
- 990
0
votes
1
answer
3k
views
How to access the UEFI firmware settings? (aka BIOS)
When trying to install Ubuntu on a UEFI-capable computer that came with Windows 8 preinstalled there is no indication like on previous computers (eg. "Press F2 to enter setup") when to access the BIOS ...
- 28.9k
2
votes
1
answer
4k
views
Error while dumping ethernet network card BIOS's ROM - RTL8111/8168b
Using this tutorial "Using the PCI sysfs interface to dump the Video BIOS ROM" I tried to repeat the steps for dumping BIOS ROM from the network card.
My network card is:
$ lspci
[snip]
03:00.0 ...
- 21
4
votes
1
answer
1k
views
How do I install a cx8800 TV tuner's firmware?
The cx8800 TV tuner is supported in the kernel but when computer starts it says that firmware is not found. There is an unofficial firmware that can be downloaded and copied into /lib/firmware to make ...
- 395