By closing an application window you are going to stop / exit the application, this will free up system memory and CPU usages application was consuming.
We require to close a window when we are done using the application and want to move on to open other application(s) or shutdown the computer.
Things You'll Need: Windows Computer Operating System - Windows XP, Windows Vista, Windows 7, Windows 8
Instructions: How to Close a Window?
1. Open the application which you want to close.
2. Now press the cross icon at top right hand corner of the screen OR you can press Alt+F4 shortcut key to close a window, this is keyboard shortcut to close a window.
3. If something haven't been saved, please save data by pressing Ctrl+S button or by pressing save option available in the application.
4. If something isn't saved, application will prompt you to save data.
You can use this method to close a window of any application be it Microsoft Office, Internet Explorer, Firefox, Chrome, Tally etc.
Tips & Warnings
# Be sure before you close the application as if it is a browser than all session will be lost.
# Save data before closing any window.
# Maximum the window you want to close else you may end up closing other application window.
# We must keep closing opened window which are not required to keep system resources free.