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 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

How to install Signal on the Linux Mint 20.1 or Ubuntu

After the WhatsApp privacy changes, many folks have installed the Signal app on their Android devices. Signal also has a desktop client, where Signal can be installed and used on a computer. To install the Linux version, open a terminal window and enter the following commands: Set up the repository$ wget -O- https://updates.signal.org/desktop/apt/keys.asc | sudo … Continue reading How to install Signal on the Linux Mint 20.1 or Ubuntu

How to install wine 5.0.3 stable from winehq on Linux Mint 20 or Ubuntu

The wine package in the Ubuntu Linux repository is version 5, but running applications from it, cannot connect to the internet. It was found that upgrading to wine version 5.0.3 in the winehq repository solved this error. To install wine version 5.0.3 from winehq, open a terminal window and enter the following commands: $ sudo … Continue reading How to install wine 5.0.3 stable from winehq on Linux Mint 20 or Ubuntu

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

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