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Ubuntu 26.04 Failed to Boot: boot micmute setting an led's brightness failed (-5)

I've been using Ubuntu 26.04 daily build on my Dell 3585 and there is a bug causes my machine fail to boot. The system stuck at boot session with this following error message: boot micmute setting an led's brightness failed (-5) I've updated the system and sadly, the bug hasn't been solved. Luckily, I've found a quite simple solution from internet. sudo nano /etc/default/grub Add  "module_blacklist=dell_laptop" parameter to  the default grub parameter: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash module_blacklist=dell_laptop" Save the file, update grub: sudo update-grub Last, reboot your system.

Solus 4.5 Review: Independent, Beautiful & Fast

The most fun aspect in Linux world is there are a lot of choices. Windows and Mac might have more commercial apps support, but there are only few rooms left to customize. With Linux, you can't really being bored. There are more than 500 hundreds active Linux distributions today you can try on your machine. Also, there are plenty of desktops, window managers, and themes you can pick to beautify your desktop. What a wonderful choices. This rich reality tempts most Linux users to try newly released Linux distro, almost everyday. This temptation leads to an endless adventure to try different Linux distro called distro hopping. Even if you have been settled in a professional circumstance, distro hopping is still common to happen --and always fun. I as a Linux user, without exception, is still often to spend my spare time to try a freshly released Linux distro, just to feel the freshness and the joy of computing. This time, I am really curious to try the new Solus 4.5, an independent Lin...

KDE Display Brightness Control Not Working on OpenMandriva

I am currently using OpenMandriva Lx ROME and I love it. It boots and loads really fast on my AMD Ryzen laptop. Unfortunately, KDE's brightness control is not working and I have to use xrandr to control the brightness manually. The Simple Solution After reading random forums about this not-really-uncommon issue, I've successfully solved the issue by these following simple steps: Using your favourite text editor, edit /etc/default/grub In GRUB_CMDLINE_LINUX_DEFAULT remove acpi_backlight=vendor then, add amdgpu.backlight=0 Update grub: sudo grub2-mkconfig -o /boot/grub2/grub.cfg Reboot the system. Now, the KDE's brightness control should work properly.

How To Install Persepolis Download Manager on OpenMandriva

Persepolis is a powerful download manager for Linux. It isn't just a GUI frontend for aria2. Based on my experience, Persepolis performs faster than aria2. Also, of course, it is a lot more easier to use than a command line download manager. Major Linux distributions like Debian, Ubuntu & Fedora, have already included Persepolis in their official repository so you can install it easily. Unfortunately, other Linux distro, haven't included persepolis yet in their repository, OpenMandriva for example. Luckily, you are still able to install persepolis on your OpenMandriva directly using git. And it is pretty easy as well. The Steps It is quite simple to install Persepolis on OpenMandriva: Firstly, install the dependency: sudo dnf install aria2 ffmpeg youtube-dl git Then, clone from git and execute the installer: git clone "https://github.com/persepolisdm/persepolis.git"  sudo python3 setup.py install Preference Setup You might find the default Persepolis appearance  l...

How To Fix XPCOMGlueLoad error Firefox

Without doubt, Mozilla Firefox is the most popular web browser in Linux. It is the default web browser installed in almost all major Linux distributions currently exist. There are many ways to install Firefox on your Linux distribution. The easiest way is by using your default Linux distribution's repository. Unfortunately, Ubuntu has decided to switch to Snap to install Firefox in its official repository, and many users aren't happy with that decision. Many users then choose to find a third party repository, and or download the official Firefox binary from the official Mozilla Firefox website. However, you might find an error message when trying to run Firefox binary. You might find this following error message XPCOMGlueLoas error for file libxul.so . The Simple Solution Libxul.so exists in Mozilla Firefox folder, but it fails to load because there is a missing dependency in your Linux system: libdbus-glib-1-2. So, to solve the issue is by simply installing the package: sudo a...

How To Install KDE 5.27.x on Kubuntu 22.04 LTS

What a beautiful day to live. KDE 5.27.2 has finally arrived on Kubuntu 22.04 LTS. This is indeed a really big news, because for dependency reason, Kubuntu 22.04 LTS was stuck with KDE 5.25.x. Experimental Kubuntu PPA Apparently, there is a very nice team who created what's called experimental Kubuntu PPA with a simple purpose, to backport latest KDE branch to current active Ubuntu version. Just like the tittle, it is an experimental PPA, means there is no guarantee about stability and is not recommended to install into a daily, production machine. Let's Give It a Try KDE 5.27.2 itself is a stable version released by KDE developer, means, it is supposed to run stable enough on your Linux machine. Without hesitation, I just simply install it on my Kubuntu 22.04 LTS laptop: sudo add-apt-repository ppa:kubuntu-ppa/experimental sudo apt update sudo apt dist-upgrade Result It is pretty stable and I don't find any major issue, or crash. I am happy with it. But the result may vary...

How To Install KDE 5.27 on Kubuntu 22.10

KDE Plasma 5.27 has been released, claimed as the best release for 5x branch, and will be the LTS version. There are a lot of new features and bug fixes, make this new KDE version worth to try on your daily machine. Detailed information about the KDE 5.27 release notes could be read at this following page: https://kde.org/announcements/plasma/5/5.27.0/ For rolling release or semi-rolling release distro like arch, opensuse tumbleweed and KDE Neon, KDE 5.27 would land soon into your desktop after it's been released. But if you are a happy Kubuntu user, there is a PPA to install KDE 5.27 into your Kubuntu 22.10: sudo add-apt-repository ppa:kubuntu-ppa/beta sudo apt update sudo apt dist-upgrade Short Review Despite it comes from beta channel, everything works perfectly without any single issue. As a casual office user, I don't use flatpak too much, but the flatpak app permision is a notable new feature that proofs KDE is probably the most mature desktop in Linux. The developer real...

How To Install rtl8821ce-dkms on Ubuntu 22.10 and 22.04 LTS

WiFi card is a component you can't really choose. CPU, memory, graphic card and storage, are probably the main reason people buy a laptop, but not a WiFi card. It's just a tiny device you always think and expect to work without problem. Today, almost any network device work out of the box under Linux kernel. If not, the proprietary firmware can be easily installed. Unfortunately, there are few issues with few WiFi cards in Linux. Realtek is one in the list. I have a laptop with realtek 8821ce wifi card that always works properly on my Ubuntu machine. There is a package called rtl8821ce-dkms I can install directly from Ubuntu's repository and the wifi will work as it should. Sadly, this package is deprecated in Ubuntu 22.10 repository and doesn't work with Ubuntu 22.04's  kernel 5.19 upgrade. Apparently, there is already a module rtw88_8821ce included in Linux kernel. But this driver doesn't work properly yet. You have to be near your wifi router to be able to ge...

Manage Linux Kernel Easily in Ubuntu Linux Using Mainline

Kernel is the heart of an operating system. It communicates directly to the hardware to deliver what you call an operating system. Linux itself is the name of a kernel that is now widely used in a lot of system, including your Android phone. Furthermore, a "Linux operating system" is technically a complex system with a Linux kernel and other components --most of them are component from GNU project. Thus, the appropriate name for a "Linux OS" should be GNU/Linux. Ubuntu --and its derivatives-- is one of the most popular Linux distribution that comes with the most fundamental philosophy of an operating system: ease . Ubuntu works properly with a lot of countless hardware, out of the box. Also, it has a huge software repository to fulfill your need. Another great feature comes with Ubuntu is regular Linux kernel update, so your system will always be more secure and updated. Unfortunately, some hardware, mostly WiFi card, has inconsistent behavior with newer Linux kerne...

WPS Office 2019 Too Slow to Open

When it comes to office suite, Microsoft Office is still the most used among other existing office suites. Microsoft Office popularity can be seen in other office suites --including LibreOffice-- that are trying to resemble the UI called ribbon. WPS office, a multiplatrom freeware is emerging to be one of best Microsoft Office alternative, because offers an interface that looks very similar to Microsoft Office's ribbon UI.  Unfortunately, there is an issue with WPS Office 2019 that is very slow to open in Linux desktop. Apparently, the issue is caused by WPS Office is trying to connect to the internet, everytime it's open. Even worse, there isn't option to disable this feature. Solution There are currently two options, if you really prefer WPS Office to be your main office suite in your Linux desktop: 1. Install WPS Office Snap; 2. Install WPS Office Flatpak. Flatseal Solution Snap is becoming popular because the developer is improving the performance. However, compared to ...

OpenMandriva 23.01 ROME Review

Mandriva 2007 was my first distro I installed on my pentium 3 machine. It came with beautiful KDE desktop and non-free multimedia codecs. While other major distro were still dealing with proprietary formats, Mandriva gave me full support to play my media collections. It was my first love. Unfortunately, the company behind this distro was struggling with financial problem and the Mandriva project was officaly discontinued in 2012. As the continuation, OpenMandriva was born from the ashes of Mandriva. Recently, OpenMandriva project build a new architecture, called znver, optimized to AMD Ryzen CPU. Also, OpenMandriva release a new version codenamed ROME, a rolling release version that offers newer update regularly. It really makes me curious because I have a Ryzen laptop and I decided to rock this new system on my Ryzen machine. Installation Media OpenMandriva ROME 23.01 has a 2.8 GB iso. Compared to othe KDE Plasma based distro, like Kubuntu, this is relatively small. Nice. Installation...

Calamares Installer: EFI System Partition Configured Incorrectly

Thanks to Ubuntu, Linux desktop now have Calamares Installer. Despite there is no official statement, I am quite sure that Calamares Installer is built, deeply inspired by Ubuntu's Ubiquity Installer.  This modern, simplified, distro-agnostic Linux installer has user interface and experience that is very similar to Ubiquity Installer. Now, many modern Linux distros, including Debian Live, come with Calamares installer. Even Fedora is now considering to replace their own Anaconda installer with Calamares. As a Linux enthusiast, I am really really happy with the born of Calamares. It is undoubtedly the easiest, robust Linux installer we can expect. Many thanks to the developer. Unfortunately, I met an error message when installing Linux with Calamares. There is an error message: " EFI System Partition Configured Incorrectly " when I choose manual partitioning. I was sure that I have did everything right. I set an FAT32 partition as /boot/efi, with proper size, but Calamares...

Get Rid Failed to Set Apst Feature Message

SSD are now becoming cheaper. With better speed, people prefer to use SSD as their main storage device.  Unfortunately, there is an error message if you are using NVMe storage when your Linux system is booting: failed to set apst feature . The message doesn't indicate your NVMe is broken. It is just a message that there is a spesific NVMe feature that currently can't be loaded properly in Linux kernel.  If you are annoyed by the message, you could easily disable it by doing these simple steps: 1. Using your favorite text editor, edit this file: sudo vi /etc/default/grub Find the line GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" And put this line: nvme_core.default_ps_max_latency_us=0 To be like this: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash nvme_core.default_ps_max_latency_us=0"  2. Save the file and update grub: sudo update-grub 3. Now, you won't see the message again when your Linux is booting.

How to Mount Hard Disk Partition Without Password in Debian

If you're used to use Ubuntu, you would easily mount your harddisk partitions in file manager by clicking it. But in Debian, you have to enter your password, everytime you mount your partitions in file manager. Not a really big deal, but it would be simpler if you don't have to. Here are very simple steps to make your Debian able mount your harddisk partitions without password: 1. Using your favorite text editor, edit this file: sudo vi /usr/share/polkit-1/actions/org.freedesktop.UDisks2.policy Find a line  <allow_active>auth_admin_keep</allow_active>  Replace auth_admin_keep with yes 2. Save the file, and reboot your system. Now, you could easily mount your harddisk partition without password.  

Grub Can't Detect Windows Installation

Dual booting Windows and Linux in a machine is very common among Linux users. The main reason mostly because most laptops sold with an original Windows installation, so many users prefer to keep it. Most Linux installer by default would automatically detect windows installation and include it in grub menu. Apparently, in newer Linux version, there is a new policy that os-prober is disabled by grub to detect other OS installation. Even though we execute update-grub, there will be an error message like this " os prober will not be executed to detect other bootable partitions". In order to make your newer Linux detect Windows installation, you have to do some simple steps. Here are the steps to make os-prober detect your Windows installation: 1. Using your favorite text editor, edit the file /etc/default/grub sudo vi /etc/default/grub 2. Add this line: GRUB_DISABLE_OS_PROBER=false 3, Save, and execute sudo update-grub Now, grub would detect your Windows installation like before.

How To Speed Up Your KDE Plasma 5 Desktop

So far, KDE Plasma is one the most mature desktops in Linux. It is simple, good loking, and has a lot of features. Even Windows 11 now looks very similar to KDE Plasma --make us wonder, has Linux desktop finally inspired Windows? However, some users might feel that KDE's default configuration is not fast enough. For those who want a responsive, blazing fast KDE desktop, here are some easy tweak to speed up your KDE Plasma 5 Desktop. 1. Disable Desktop Effect Go to Desktop Effect setting, and disable (uncheck) all effects. 2. Increase Animation Speed Go to General Behavior setting, and set the Animation speed to instant.  3. Disable Plasma Search KDE Plasma comes with a feature called Plasma Search. This feature offers us a complete set of desktop search, from applications shortcut to internet bookmarks. By default, all options are enabled and might slow down your KDE desktop. If you don't want to search your internet history on your desktop, and other unnecessary searches, y...

Amberol, GNOME's Beautiful Music Player

There are reviews about this beautiful music player, Amberol . The name itself is funny for me. In my mother language --Javanese, ambrol means collapse. But I want to talk about how good this app, like people say. Installation Firstly, unfortunately, there is only one way to install Amberol: Through flatpak. You can download the flatpak from this page , and then install using this simple command: flatpak install io.bassi.Amberol.flatpakref Performance Despite being hugely bloated, I can't really complaint about flatpak's performance. It runs as fast as native deb package. Appearance & Features I have to agree, Amberol is gorgeous. The default view is minimalistic, simple, modern and elegant. When I maximized the window, there is playlist menu at the left, just like any other music players. KDE Compability Why do I have to mention this? Because I'm a happy satisfied KDE user. I install Amberol on my Kubuntu desktop, and it runs seamlessly without any single issue. Concl...

5 Top Most Lightweight Linux Web Browser

Google Chrome and Mozilla Firefox are the most popular and most used web browsers on Linux Desktop. Google Chrome offers Google synchronization, which many people depend on. And Firefox, in other hand, is the default web browser of countless Linux distributions that promises better security and privacy. The two are a pair every Linux user might always have on their Linux desktop. However, sometimes we need to casually have fun and or need to open a website in a small and fast web browser that works with modern websites. Here are the top 5 most lightweight Linux web browser you have to take a look: 1. Midori Midori was originally a part of Xfce desktop component. It is small, looks good and works with modern website like YouTube.  You can install the latest version through Snap or Flatpak: snap install midori flatpak install flathub org.midori_browser.Midori If you're using Ubuntu 20.04, Midori is available in the official repository you can install easily: sudo apt install midori 2...

Fixing Error Installing App on Termux

Termux is a cool terminal emulator that make it possible to run Linux environment on any Android device. However, when the first time you attempt to install an app by using pkg install command, you might find an error something like this: Metadata integrity can't be verified, repository is disabled now. The error is caused by the default Termux repo isn't accessed through your connection (that what I believe). Here is the simple workaround to fix the issue: Execute this following command: termux-change-repo There will be an option to change the termux repo. Tap OK on main repository, and select different repository available. In my case, I changed to the second repository (AlbatrHosted) and worked on my device. After that, try again to install a package by typing this command: pkg install [package_name] That's it.

AppImage, Snap vs Flatpak: A Humble Comparison

Years ago, when it comes to Linux software management, many people get confused --or even scared. It doesn't work like Windows at all. Where are the single executable file to install app on Linux? How do I install app on Linux? Can I install app on Linux without being connected to the internet? Now people get used to how Linux software management works. There is Android's Play Store where you can install an app, directly from an app store. Linux software management works similar to Android play store. There is an online repository where applications stored, and you have to connect to the internet to retrieve and install them onto your device. But after years, there are some approaches to create a portable, windows like software management in Linux. The last most popular are AppImage, Snap and Flatpak. This time I want to share my personal experience with those Linux software package formats. As an user. AppImage This is what can I say the real portable Linux app. All you need t...