Dell Support Experience to order and replace laptop battery

This is based on the experience of one of my family with Dell Support whose Dell Inspiron uses a 3 cell 4.1V 3500 mAH Li-ion battery - part number FW8KR11. This was confirmed in Linux using dmidecode. Open a terminal window and enter the command below.$ sudo dmidecode <enter>Portable BatteryLocation: Sys. Battery BayManufacturer: BYDManufacture Date: … Continue reading Dell Support Experience to order and replace laptop battery →

How to increase font size of menus, lists in Spotify in Linux

To scale the font size of Spotify on Linux, open a terminal window and enter the following command.$ spotify --force-device-scale-factor=1.5 <enter> You will find that spotify menus are now bigger and more readable. To make them scale permanently whenever Spotify starts, create a desktop shortcut and put the scaling factor in the desktop file. $ … Continue reading How to increase font size of menus, lists in Spotify in Linux →

Upgrade RAM on a Dell Inspiron 5580 laptop

The easiest way to do this is to visit the Crucial site, and scan the computer if you use Windows. However, on Linux, find out details about the RAM installed open a terminal window and enter :$ sudo dmidecode | more <enter> And scroll through the list till you get to the DIMM block. Here … Continue reading Upgrade RAM on a Dell Inspiron 5580 laptop →

How to check the audio type in a video file

To check the type of audio stream in a video file on Linux, open a terminal use ffprobe. $ ffprobe aaa.avi <enter> This lists out the properties of audio file.

How to restore or reinstall package uninstalled on android using adb

To reinstall an existing uninstalled package on a Samsung Android phone, connect the device to the computer in developer mode and start up ADB. List all uninstalled packages and check the package name that is to be reinstalled, for example, gallery3d, in the adb window, enter:pm list packages -u | grep "gallery" <enter> To install … Continue reading How to restore or reinstall package uninstalled on android using adb →

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 →

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 merge PDF files in Linux

Merging PDFs in Ubuntu Linux or Linux Mint was real easy using the pdfunite command in a terminal. To merge PDF files in Linux open a terminal window enter the following command:$ pdfunite file1.pdf file2.pdf file3.pdf combined.pdf <enter> where file1.pdf, file2.pdf and file3.pdf are the individual pdf files that will be merged and combined.pdf is … Continue reading How to merge PDF files in Linux →