Hardening CachyOS
Here’s a CachyOS minimal-hardening security script and checklist you can apply immediately. It’s designed to keep the system fast, secure,…
Why Thunderbird slows down with huge mailboxes
Here’s why and how it affects performance. 1. Thunderbird tries to index everything Thunderbird uses an internal SQLite database (global-messages-db.sqlite)…
Thunderbird not saving sent emails
1. Check Copies & Folders settingsGo to Menu → Account Settings → Copies & Folders and make sure “Place a…
Windows vs. Linux uptime
There are several reasons Linux systems routinely stay up for months or years, while Windows systems—especially desktop editions—tend to require…
What is a “virtual machine”?
A virtual machine (VM) is a software-based computer — a complete, simulated system that runs inside another physical computer. In…
CachyOS
CachyOS is an Arch-based Linux distribution focused on speed, performance, and ease of use, offering an optimized desktop experience out…
Install rsync on Debian
Here’s a simple, step-by-step guide to set up and use rsync on Debian LXQt — whether you’re syncing locally, over…
Understanding sudo on Debian
sudo (“superuser do”) allows a regular user to run commands as another user — most often the root user, who…
Installing Bluetooth on Debian LXQt
The following shell script will install Bluetooth support on Debian LXQt: