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31 votes
Accepted

/dev/ttyUSB0 not present in Ubuntu 22.04

This happens because of conflict between product IDs (a Braille screen reader and my CH340 based chip). Here is the solution : Edit /usr/lib/udev/rules.d/85-brltty.rules Search for this line and ...
26 votes

/dev/ttyUSB0 not present in Ubuntu 22.04

Unless you are using a braille display this should do the trick: sudo apt remove brltty Don't forget to plug your dongle off and on.
11 votes
Accepted

How to Create a Full Install of Ubuntu 22.04 to USB Device Step by Step

Creating a Full Install of Ubuntu 22.04 to USB that works in both BIOS and UEFI Following is based on using a 16GB Target drive, you may adjust partition sizes for a larger drive. The following looks ...
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8 votes
Accepted

Install USB/IP on Ubuntu 22.04 on Windows Subsystem for Linux

While my original answer should still work, I've updated it with a slightly more optimal version based on the directions on the usbipd-win Wiki. Note that these instructions should also work under ...
  • 11.5k
8 votes
Accepted

Startup Disk Creator does not exist

There is probably a language barrier. I think we have different native languages, but the search method you tried did not work for me, yet the tool is there with a 'translated' name (for me 'Skapa ...
  • 43.5k
6 votes

Asus USB-BT500 Not Recognized After Update

I had a similar situation. I had previously installed fetched and installed ASUS drivers, but it stopped working. Running hciconfig -a; dmesg | egrep -i 'blue|firm' gave: [ 870.934814] Bluetooth: ...
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6 votes
Accepted

1TB External USB Hard Drive format problems on Ubuntu 20.04

Problem is they are formatted exFat and, as I understand it, that is not ok for Ubuntu. Not really a problem BUT you do need to install a driver for it. Command to issue: sudo apt install exfat-fuse ...
  • 287k
6 votes

1TB External USB Hard Drive format problems on Ubuntu 20.04

Are Fake USB Storage Devices Still Around in 2022? (The answer is yes.) These are most likely fake drives programmed to show terabyte-level capacity, while in reality there's just a couple gigabytes ...
  • 720
5 votes
Accepted

cp: Error writing. File too large. Cannot copy anything more than 4.3 GB

It's not an issue with the USB drive, it is an issue with the disk format. Yes, it is stupid that fat32 has a maximum of 4GB (2^32), but, drive manufacturers would prefer to format to fat32 as the ...
5 votes
Accepted

Bluetooth 5.0 adapter help

The binary for the RTL8761b is not currently part of the Linux kernel but, according to this Ubuntu Forums post, you can obtain it from a GitHub repository. Here's how: Open Terminal (if it's not ...
  • 17.7k
5 votes

How to download an app's files and store them on an USB storage device to use it at every Linux distro?

AppImages are self-contained apps which can simply be downloaded and run on any Linux distribution. AppImages can be run from a hard drive or from removable media by a regular user without using sudo. ...
  • 106k
5 votes

How to switch back to Windows 10 from Ubuntu

As Nmath said in the comments, I'm sorry you feel you've been chased away by the community - that's not what AU is about. Welcome to AU! It's obviously not much of an Ubuntu question (asking how to ...
  • 1,987
4 votes
Accepted

I don't know how to use console line on linux

General answer You are almost there ... You have already used dmesg to identify the device(port) of your connected serial device i.e ttyUSB0: usb 3-1: ch341-uart converter now attached to ttyUSB0 ...
  • 18.4k
4 votes

Startup Disk Creator does not exist

If you have accidentally removed the default Startup Disk Creator or it is not present on your system you can reinstall it from the Ubuntu Software application
  • 9,085
3 votes

Does WSL2 Support lsusb?

You can now use usbipd to gain access to the usb device from within WSL, see the official documentation. I'm still having issues, but is going in the right direction.
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3 votes

How to burn an ISO file to a USB?

Ubuntu has an official tutorial to Install Ubuntu Desktop. This tutorial walks you through the entire process of installing Ubuntu, including downloading the ISO and creating bootable media that can ...
  • 11.4k
3 votes
Accepted

HDMI to USB-C adaptor does not works on ubuntu

Your laptop does not support DP Alt mode according to the manual: DP Alt mode is required to use the adapter style you have found, and more recent hardware typically supports it. You can confirm what ...
  • 20.3k
3 votes

Self-Identification of Ubuntu Studio 22.04.1?

It sounds like you ask about why the description string for Ubuntu Studio 22.04.1 is sometimes "Ubuntu Studio 22.04" and in another place "Ubuntu Studio 22.04.1 LTS". As far as I ...
3 votes

Erect the ultimate custom Ubuntu ISO

Creating a Custom Ubuntu System for Reproduction 1) Create Image file from existing operating system: Boot Live Ubuntu USB and insert Full install, (or Persistent), USB to be copied. Create an image ...
  • 17.8k
2 votes

MTP file transfer not working with Ubuntu/Kubuntu 20.04

For me, the fix was to exit Dolphin file explorer previous to connecting the phone via USB. After connecting it, I clicked on 'Mount and open' which opened Dolphin but not on my phone's storage. After ...
2 votes
Accepted

ath9k_htc driver fails to load with modprobe for AWUS036NHA (chipset AR9271) on Ubuntu 21.10

In your dmesg, we see: [ 5661.611665] ath: disagrees about version of symbol ieee80211_get_channel_khz [ 5661.611668] ath: Unknown symbol ieee80211_get_channel_khz (err -22) [ 5661.611681] ath: ...
  • 57k
2 votes

How to use ESP32 WROVER B with Ubuntu?

I had a similar issue, I could no longer connect to my ESP8266 boards after upgrading to Ubuntu 22.04 - I tried many fixes and this worked. systemctl stop brltty-udev.service sudo systemctl mask ...
2 votes

How can I check how many USB ports are available on my computer in Ubuntu?

Try using hwinfo sudo apt-get install hwinfo If you do not want to install an app, try running cat /proc/mounts Another thing you can try, which lists active USB devices, is lsusb. lsdev | less will ...
  • 460
2 votes

USB trouble shooting for APC UPS -> not accessible

Based on the comments, I edited the /etc/apcupsd/apcuspsd.conf and found the following line: DEVICE /dev/ttyS0 Then commented it out and added a new line for just DEVICE with no value: #DEVICE /dev/...
2 votes

Audio crackling after update in USB sound card

In /etc/pulse/daemon.conf you should have a line like this ; default-sample-rate = 44100 edit the file with sudo nano /etc/pulse/daemon.conf (don't forget to remove the ; as it comments the line) to ...
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2 votes
Accepted

Realtek rtl8188ftv wifi usb disconnects immediately

Finally after sorting through many posts, I managed to fix it: Follow the steps: Install Drivers from https://github.com/kelebek333/rtl8188fu follow all the commands given on the github page. Run ...
2 votes

Recovering a USB stick after formating it to "No Partitioning (Empty)"

It can sometimes help by completely wiping the drive with following command: dd if=/dev/zero of=/dev/sdb bs=2048 (substitute the correct device name instead of /dev/sdb). After that, you should be ...
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2 votes
Accepted

Booting from a USB: Black screen and flashing cursor

When the install fails to work there are several things you can check out. Does the machine meet the minimum specs for the version of Ubuntu you are trying to install. Does the SSD drive need a ...
  • 2,150
2 votes
Accepted

When trying to fix a USB wifi adapter, I accidently killed the built in wifi adapter too. How can I fix this?

To reinstall the driver and its dependent components for the built-in wireless device, do: sudo apt update sudo apt install --reinstall linux-modules-extra-$(uname -r) Reboot.
  • 57k
2 votes
Accepted

Destroying a drive that appears as both `/dev/sdb` and `/dev/sdb1`

If you want to overwrite the whole drive, write to /dev/sdb. But hdparm --security-erase is better at overwriting 'everything' (than dd). There is a useful description in man hdparm. Warning: don't ...
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