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•  Speaker: This icon looks like a loudspeaker, viewed from its side. It allows quick access to your computer's
                volume settings.
              •  Power: It displays the power cord icon if connected to power otherwise total battery life in % is visible.
              •  Network Connection: It displays the network connectivity status.

              •  Antivirus Program: It displays the active status of antivirus, if installed in a computer.
              •  Windows Update Notification: It notifies a user about Windows updates available for download and installation.
              •  System Clock: It is present at the right corner of the taskbar. It displays the default system date and time.


                       Procedure for Starting a Computer


              When the power button is switched on, Windows 11 follows the given Start up Process:

              •  The system performs Power-On-Self-Test (POST) to check that all the hardware devices are functioning properly
                with constant supply of the electricity. In case there is any error, a beep sound is produced, an error message is
                displayed on the screen and the system stops loading windows. You might see the manufacturer's logo on the
                screen during this process.
              •  The computer's BIOS initialises and looks for the bootloader on the primary storage device. The bootloader
                (usually Windows Boot Manager) is executed and it starts loading Windows 11 into the computer’s memory
                (RAM).
              •  After this, you will see Windows 11 logo and the Operating System will take over the whole process of
                controlling and configuring the system where Windows 11 kernel initialises the system’s hardware and loads
                necessary drivers.
              •  After the system configuration is done, System Utilities and Antivirus will become active to participate till the
                system is on.

              •  Session Manager will take over and the system is ready for the authentication process to display the user name
                and password screen.
              •  If the valid credentials are is entered, Windows 11 loads your user profile, including desktop settings, preferences,
                and startup applications.  Finally, the computer is ready to use.

                       Login & Logout



              The term "login" refers to the process of accessing and entering a user account to access the user's personalized
              desktop environment . It involves the steps necessary for providing the credentials details like username, password
              or facial recognition or fingerprints so that an authenticated person will gain access to the operating system.
              A username and password is like a key to the lock which allows you to use the computer.
              The login process is the initial step after starting or restarting a computer.

              The steps involved in login:
              •  Windows will display a sign-in screen where you can see a list of user accounts or enter your username/email
                and password.
              •  Windows will verify your credentials against the information stored for the selected user account.
              •  Upon successful authentication, Windows will load your personalized desktop and launch background processes.
              •  You are now logged in, and your user session begins.
              Logging out is an essential step for security and privacy, as it prevents unauthorized users from accessing your




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