How to fix initramfs-tools error when updating it

Below error appears when updating the initramfs-tools: Processing triggers for initramfs-tools (0.130ubuntu3.8) …update-initramfs: Generating /boot/initrd.img-5.1.0-15-genericI: The initramfs will attempt to resume from /dev/dm-1I: (/dev/mapper/vg0-swap)I: Set the RESUME variable to override this. Before proceeding beyond this point, take a data backup. This error usually occurs if the computer had dual booting and a swap file that … Continue reading How to fix initramfs-tools error when updating it

Bloatware removed from Samsung M51 device

Mobile devices come with lots of bloatware that is not used by many of us. Till there are legal regulations prohibiting the installation of factory bloatware, it pays to delete bloatware that is not used or never used. Before proceeding with the steps to remove bloatware, make sure a data backup has been taken, because, … Continue reading Bloatware removed from Samsung M51 device

There’s something about TRIM in LinuxMint or Ubuntu Linux

Got a new PCIe NVMe SSD device? It starts lagging after a few months of use on Linux Mint and to optimize it, do the following after opening a terminal window $ journalctl | grep fstrim.service <enter>This will display when the TRIM was last executed. It normally does this once a week. Verify when the … Continue reading There’s something about TRIM in LinuxMint or Ubuntu Linux

How to check if TRIM is enabled on Linux Mint 20.1

After installation of a NVMe SSD in the laptop, it needs to be well-managed so that it's life does not decrease. To do this, most modern systems use TRIM to manage and delete unwanted blocks of data on the SSD. To check if TRIM is enabled on the Linux Mint 20.1 laptop, open a terminal … Continue reading How to check if TRIM is enabled on Linux Mint 20.1

How to increase battery backup time of laptop in Linux

When running Linux on a laptop (other than a Thinkpad), battery backup time is just about 120 to 150 minutes, irrespective if it is used for heavy work or just idling. To increase the battery backup time in Linux Mint 20+, open a terminal window and install the tlp utility as below: $ sudo apt-get … Continue reading How to increase battery backup time of laptop in Linux

How to fix tinny sound from Dell Inspiron 5000 series laptop speakers in Linux Mint 20 or Ubuntu 20.04 LTS

Linux Mint 20, Xubuntu or Ubuntu 20.04 LTS runs well on the Dell laptop. But, the recent upgrade to Linux Mint 20 or Ubuntu 20.04 LTS caused an issue of tinny sound from the the speakers. After trying several changes, I tried this below, and at least, using the pulseaudio equalizer, managed to make the … Continue reading How to fix tinny sound from Dell Inspiron 5000 series laptop speakers in Linux Mint 20 or Ubuntu 20.04 LTS

Select and set up a Crucial M2.2280 NVMe PCIe SSD

Android Studio works quite slow with a normal SATA Hard Disk Drive (HDD), on a computer. To overcome this, there are a few solutions, including waiting for the good folks at Google to release another efficient version, or if you are seriously into Android development, then you can augment the hardware of your computer by … Continue reading Select and set up a Crucial M2.2280 NVMe PCIe SSD

How to fix crackling distorted sound from speakers in Linux Mint 20 XFCE

The computer speakers crackle and give distorted sound at high volumes in Linux Mint 20 XFCE. To overcome this, open a terminal window and enter the following commands: $ alsamixer <enter>Use the right arrow key to locate the option for Auto-Mute. It will show enabled. Change it to disabled by pressing the down arrow key … Continue reading How to fix crackling distorted sound from speakers in Linux Mint 20 XFCE

How to pair bluetooth device with Linux Mint 20 XFCE using bluez

Bluetooth by default was not recognizing the devices I wanted to connect to the computer on my Linux Mint 20 system. Therefore, open a terminal window and enter the following commands:$ sudo apt-get install blueman <enter>$ sudo systemctl enable bluetooth.service <enter>$ sudo systemctl start bluetooth.service <enter> $ sudo vi /etc/bluetooth/main.conf <enter>Under [General] remove the # … Continue reading How to pair bluetooth device with Linux Mint 20 XFCE using bluez

How to make microSD card writable with SD MMC Card MicroSD Adapter in Ubuntu Linux

On a Linux computer, reading SD MMC Cards which have a MicroSD Adapter to insert a micro SD card for reading works fine. However, the problem arises when data is to be written to such the micro SD card in the SD MMC adapter. There are errors that the user does not have rights to … Continue reading How to make microSD card writable with SD MMC Card MicroSD Adapter in Ubuntu Linux