manual, update new pr

collections/system_administrators/computer_it_basics/computer_it_basics.md

@@ -12,4 +12,5 @@ In this section, tailored specifically for system administrators, we'll delve in
 - [Firewall Basics](firewall_basics.md)
   - [UFW Basics](ufw_basics.md)
   - [Firewalld Basics](firewalld_basics.md)
-- [File Transfer](file_transfer.md)
+- [File Transfer](file_transfer.md)
+- [Screenshots](screenshots.md)

collections/system_administrators/computer_it_basics/screenshots.md

@@ -0,0 +1,75 @@
+<h1> Screenshots </h1>
+
+<h2>Table of Contents</h2>
+
+- [Introduction](#introduction)
+- [Linux](#linux)
+- [MAC](#mac)
+- [Windows](#windows)
+
+***
+
+## Introduction
+
+In this section, we show how to easily take screenshots on Linux, MAC and Windows.
+
+## Linux
+
+- Copy to the clipboard a full screenshot 
+```
+PrintScreen
+```
+- Copy to the clipboard a screenshot of an active window 
+```
+Alt + PrintScreen
+```
+- Copy to the clipboard a screenshot of an active app 
+```
+Control + Alt + PrintScreen
+```
+- Copy to the clipboard a screenshot of a selected area
+```
+Shift + PrintScreen
+```
+
+## MAC
+
+- Save to the desktop a full screenshot 
+```
+Shift + Command (⌘) + 3
+```
+- Save to the desktop a screenshot of an active window
+```
+Shift + Command (⌘) + 4 + Spacebar
+```
+- Copy to the clipboard a screenshot of an active window
+```
+Shift + Control + Command (⌘) + 3
+```
+- Save to the desktop a screenshot of a selected area
+```
+Shift + Command (⌘) + 4
+```
+- Copy to the clipboard a screenshot of a selected area
+```
+Shift + Control + Command (⌘) + 4
+```
+
+## Windows
+
+- Copy to the clipboard a full screenshot 
+```
+PrintScreen
+```
+- Save to the pictures directory a full screenshot  
+```
+Windows key + PrintScreen
+```
+- Copy to the clipboard a screenshot of an active window 
+```
+Alt + PrintScreen
+```
+- Copy to the clipboard a selected area of the screen
+```
+Windows key + Shift + S
+```