Windows 8.1: Installation and new features

The new update for Windows 8 is available since October 17, 2013. How to install Windows 8.1 and what are the new features available?
The "Start" button is back under Windows 8.1.

• Left click to open the startscreen.
• Right click to access to features such as Control Panel, Task Manager and devices and shutdown options.

While appearance is similar, 8.1 brings more customization options:

• 4 sizes of thumbnails
• Use the same wallpaper for the desktop and startscreen.

• Windows 8.1 provides the ability to perform searches (on your computer and on the web) from your desktop.

• The cloud service is fully integrated to Windows 8.1.

Among the new options :

• Manage passwords.
• Configure SkyDrive..
• Configure the Search module.

• Migration from Windows XP and Vista to version 8.1 is not recommended by Microsoft. Technically, it is possible to update a PC when its configuration meets the minimum requirement.
• In this case, you will have a fresh installation of Windows (8.1). It is strongly recommended to backup all your data and applications.

• Follow the procedure described here https://support.microsoft.com/en-us/windows/upgrade-to-windows-10-faq-cce52341-7943-594e-72ce-e1cf00382445

• Migration of Windows 8 to Windows 8.1 is the easiest to achieve.
• The creation of an installation DVD or USB key is not required , unlike other versions of Windows.
• FAQ from Microsoft