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
Start firefox and visit about:supportLocate the heading Places Database the click on Verify Integrity. This will optimize Firefox. Do this periodically.
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
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
If you use Thunderbird ver 78.3.2, gContactSync extension will not work anymore. To fetch Google Contacts into Thunderbird, use the CardBook extension.
Start ThunderbirdSelect Edit -> Preferences.Scroll right down and click on Config Editor… button Locate value layout.css.devPixelsPerPx and modify it per convenience. This is needed for displaying messages in the right text size if using a HiDPI display.
When data breaches occur, there are various kinds of data that get compromised. The most critical data that can get compromised is the user name or ID or the password. All is not lost due to a great service hosted by Troy Hunt. Use https://haveibeenpwned.com/ to check if the User name or user ID appears … Continue reading How to check if user name or ID has been compromised in a data breach
Mozilla Firefox 75+ has made a change in the way it determines whether web sites open in a private window or not. This is now tied in with the "Remember History" option in Preferences -> Privacy and Security option. To enable Private Windows all the time, select "Never Remember History", but to disable private windows, … Continue reading Remember History in Firefox 75+ and private browser windows
To save an email in the .eml format, follow the steps below: Login to the email accountIf Conversation view is enabled, then disable it. In GMail, this is in the Settings optionDownload the email as .eml format. Once above steps are done, the email is available in the .eml format. In some email services, this … Continue reading How to save an email in the .eml format
At times, short URLs starting with https://bit.ly or https://goo.gl or any other short and strange form are received via SMS or even email. It is difficult to authenticate and know where these URLs point to. If the source is trusted, then too, it is important to know and validate these URLs to ensure they do … Continue reading How to validate a short URL