modified: README.md

modified:   docs/desktop-environments/gnome.md
new file:   docs/desktop-environments/xfc4.md
modified:   docs/display-managers/lightdm.md
deleted:    docs/ssh.md

README.md

@@ -38,9 +38,9 @@ Main job: It handles user sessions — letting you log in, choose a user, select
 
 Examples:
 
-- LightDM (lightweight and flexible)
+- [LightDM (lightweight and flexible)](./docs/display-managers/lightdm.md)
-- GDM (GNOME Display Manager)
+- [GDM (GNOME Display Manager)](./docs/desktop-environments/gnome.md)
-- SDDM (used by KDE)
+- [SDDM (used by KDE)](./docs/desktop-environments/kde.md)
 - LXDM (used by LXDE)
 
 ### Graphical Applications
@@ -53,7 +53,6 @@ Examples:
 
 ### Navigation and File Management
 
-
 📁 List  information  about the FILEs (the current directory by default).
 
 ```bash
@@ -95,31 +94,6 @@ tar -I pigz -cvf - /fileserver/media/music/*
 tar -I pigz -cvf - /sourcefolder/* | split --bytes=8GB - /tmp/file.tar.gz
 ```## Visual Linux
 
-🖥️
-
-### Display Manager (DM)
-
-🎛️
-
-What it is: A display manager is the graphical login screen you see when you boot your system.
-
-Main job: It handles user sessions — letting you log in, choose a user, select a desktop environment, and start the graphical session.
-
-Examples:
-
-- LightDM (lightweight and flexible)
-- GDM (GNOME Display Manager)
-- SDDM (used by KDE)
-- LXDM (used by LXDE)
-
-### Graphical Apps
-
-🧰
-
-## Gnome Files/Nautilus
-
-<https://www.maketecheasier.com/useful-nautlius-tweaks-linux/>
-
 
 ```bash
 tar -cvpzf "/vault/.backups/devices/homeserver/tar/backup_$(date +"%Y%m%d%H%M%S").tar.gz \
@@ -164,33 +138,7 @@ usermod -a -G GROUPNAME USERNAME
 hostname
 
 #set hostname
-hostnamectl## Visual Linux
+hostnamectl
-
-🖥️
-
-### Display Manager (DM)
-
-🎛️
-
-What it is: A display manager is the graphical login screen you see when you boot your system.
-
-Main job: It handles user sessions — letting you log in, choose a user, select a desktop environment, and start the graphical session.
-
-Examples:
-
-- LightDM (lightweight and flexible)
-- GDM (GNOME Display Manager)
-- SDDM (used by KDE)
-- LXDM (used by LXDE)
-
-### Graphical Apps
-
-🧰
-
-## Gnome Files/Nautilus
-
-<https://www.maketecheasier.com/useful-nautlius-tweaks-linux/>
-
 
 sudo nano /etc/hostname
 #alterar o nome
@@ -305,4 +253,3 @@ lspci [options]
 ``` bash
 lspci -v
 ```
-

docs/desktop-environments/gnome.md

@@ -1,4 +1,3 @@
-
 # Gnome
 
 - [desktop shortcuts](#desktop-shortcuts)

docs/desktop-environments/xfc4.md

@@ -0,0 +1,18 @@
+# XFCE4
+
+Xfce4 is a lightweight, modular, and visually appealing desktop environment for Unix-like systems, designed for speed, low resource usage, and adherence to FreeDesktop standards. It’s ideal for older hardware, minimalist setups, and users who value performance over visual effects.
+
+**🧱 Core Components:**
+
+- Thunar: Fast, simple file manager with bulk renaming and custom actions
+- xfwm4: Window manager with compositing and theming
+- xfce4-panel: Customizable panel with plugin support
+- xfce4-settings: Centralized configuration tools
+- xfce4-terminal: Lightweight terminal emulator
+- Xfce Power Manager: Handles battery, brightness, and suspend settings
+
+**Installing with lightdm:**
+
+``` bash
+apt install xfce4 lightdm
+```

docs/display-managers/lightdm.md

@@ -1,6 +1,6 @@
-# lightdm
+# LightDM
 
-LightDM is a lightweight, cross-desktop display manager used to handle graphical logins on Linux systems. It provides the login screen (called a greeter) and manages user sessions, including authentication and session launching.
+**LightDM** is a lightweight, cross-desktop display manager used to handle graphical logins on Linux systems. It provides the login screen (called a greeter) and manages user sessions, including authentication and session launching.
 
 **🧭 Key Features of LightDM:**
 
@@ -13,6 +13,12 @@ LightDM is a lightweight, cross-desktop display manager used to handle graphical
 - Remote login support: Includes protocols like XDMCP and VNC for remote graphical sessions.
 - Guest sessions and autologin: Can be configured for temporary guest accounts or automatic login.
 
+**Install:**
+
+``` bash
+apt install lightdm
+```
+
 **Disable suspend black screen:**
 
 ```bash
@@ -26,7 +32,7 @@ xserver-command=X -s 0 dpms
 ```bash
 # /etc/lightdm/lightdm.conf
 [SeatDefaults]
-autologin-user=public
+autologin-user=$USERNAME_TO_AUTOLOGIN
 autologin-user-timeout=5
 # Uncomment the following, if running Unity
 #greeter-session=unity-greeter

docs/ssh.md

@@ -1,43 +0,0 @@
-# SSH
-
-## Create key
-
-```bash
-ssh-keygen -t ecdsa -b 521
-#or
-ssh-keygen -t ecdsa -b 521 -f ~/.ssh/key-ecdsa
-
-```
-
-## Copy public key
-
-```bash
-ssh-add ~/.ssh/id_ed25519
-ssh-copy-id -i ~/.ssh//ey-ecdsa.pub example_user@192.0.2.4
-```
-
-## Add existing Key
-
-```bash
-ssh-add ~/.ssh/key-ecdsa
-```
-
-## Alias
-
-```bash
-Host srv01
-    HostName srv01.lan
-    User john
-    RemoteCommand cd ~/; exec bash --login
-    RequestTTY yes
-```
-
-## Port Binding
-
-Bind local port 8001 to target-server port 80 using jump-machine.local.  
-_(local machine without direct access to target-server)_
-
-```bash
-ssh -f -N -L localhost:8001:target-server:80 usr@jump-machine.local
-```
-