Linked Questions
143 questions linked to/from Why do I get "Required key not available" when install 3rd party kernel modules or after a kernel upgrade?
7
votes
0
answers
9k
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Virtualbox: Loading of unsigned modules is restricted [duplicate]
I followed the 'Debian-based Linux distributions' guide on the VirtualBox website.
After sudo apt install virtualbox-5.2 I got the error:
vboxdrv.sh: failed: modprobe vboxdrv failed. Please use '...
- 243
2
votes
1
answer
11k
views
Wifi not detected on ubuntu 16.04 [duplicate]
I am new to Ubuntu 16.04. on my Dell laptop
I was using windows10 and i did a dual boot in my pc.
It looks everything is good but i am not able to detect wifi connection.
when i did iwconfig
...
- 133
0
votes
3
answers
9k
views
wifi problem on ubuntu 16.04..! [duplicate]
I have installed Ubuntu 16.04 and and there is no sign of wi-fi, no on/off indicator
I have seen all the solutions on internet:
how to handle wi-fi problems, but none worked for me. I have HP ...
- 11
1
vote
1
answer
3k
views
Wlan0 interface disappeared after upgrade to Xubuntu 16.04 [duplicate]
Since the upgrade from to Xubuntu 16.04 from Xubuntu 15.10 on a Lenovo Thinkpad Twist (S230u) with Broadcom wireless card the wlan0 device has disappeared. It is as though the physical device was ...
- 51
1
vote
1
answer
2k
views
Wifi not working, Ubuntu 16 on HP Stream 13 [duplicate]
I just read this article: http://bernaerts.dyndns.org/linux/74-ubuntu/343-ubuntu-install-hp-stream-13
I put Ubuntu 16 on my HP Stream 13 with a CD/usb. I'm having trouble getting the wifi to work ...
- 11
1
vote
2
answers
930
views
WiFi is not working in Lenovo E580 after installing Ubuntu 18.04 [duplicate]
I got a Lenovo ThinkPad E580 and I installed Ubuntu 18.04.
However, in WiFi settings, the message "No Wi-Fi Adapter Found" is displayed.
The "Additional Drivers" tab in "Software & Updates" doesn'...
- 21
1
vote
0
answers
1k
views
Broadcom wireless adapter problems [duplicate]
I have a Broadcom wireless card, 14e4:4365 rev 01. The system doesn't recognize my adapter. I went through the troubleshooter and tried to install bcmwl-kernel-source, but the terminal stalled at the ...
1
vote
1
answer
1k
views
WiFi not working on Ubuntu 16.04 on my Asus X550JX [duplicate]
I can't see any available WiFi networks or anything that even resembles
WiFi settings. Output of lshw -C network
lshw -C network
WARNING: you should run this program as super-user.
*-network ...
0
votes
1
answer
992
views
Can't install Nvidia Drivers on Ubuntu 18.04.2 LTS (GTX 1050 Mobile, AMD Ryzen 5 2500u) [duplicate]
I've tried for hours to install nvidia drivers for my laptop. The standard nvidia-390, the newer nvidia-418 through the repo, various other versions, the .run files from Nvidia's website, tried ...
0
votes
1
answer
790
views
wifi networks not showing up in ubuntu 14.04 (Asus x555lb) [duplicate]
I have just installed ubuntu 14.04 and my wifi networks are not showing. I do not have the broadcom wifi driver in my settings and I've tried the mediatek wifi adapter, but I get "modprobe: ERROR: ...
- 1
0
votes
1
answer
556
views
Can't connect to wifi after update [duplicate]
On ubuntu 16.04.
When I run lspci -nnk | grep -iA2 net I get:
01:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] ...
- 101
0
votes
0
answers
480
views
Troubles installing nvidia driver on 18.04 fresh install [duplicate]
I installed the nvidia drivers using the Software & Updates GUI. Alas, when trying to install Nvidia docker I realized that something was not working:
ignacio@ignacio-XPS-8930:~$ nvidia-smi -a
...
- 797
0
votes
1
answer
315
views
I have a problem while installing the Virtual box in Ubuntu 18.04 with dual boot UEFI secure boot [duplicate]
Kernel driver not installed (rc=-1908)
The VirtualBox Linux kernel driver is either not loaded or not set up correctly. Please try setting it up again by executing
'/sbin/vboxconfig'
as root.
If ...
- 21
0
votes
1
answer
552
views
Wifi is not working. I have a laptp Hp with RTL8723BE. It says *-network UNCLAIMED [duplicate]
I have updated the Ubuntu version to 16.04. Also I've tried a bunch of different solutions as those answering these questions for example:
lenovo e540 RTL8723be wifi not working
Wifi problems with ...
- 1
-1
votes
1
answer
250
views
Ubuntu 18.04.5: cannot load module for Intel Wifi adapter [duplicate]
I'm running an Acer notebook that comes with an Intel WiFi adapter. The included kernel does not support it natively, so I found some separate drivers which are installed via dkms. Unfortunately when ...
- 109