1, after entering the system first appeared is the Win8 Metro interface, click the application Store.
2, into the application store the first appearance is free to update to Win8.1.
3. If this update does not occur, you need to install KB2871389 updates, and if you use Windows Update to obtain Automatic Updates, you will automatically download and install KB2871389. If Automatic Updates is turned off, or if you use a new computer that has not yet been downloaded for Automatic Updates, you can go to the Windows update and manually install KB 2871389.
4, click Win8.1 Update and then click Download.
5, click on the download can see Win8.1 began to update, of course, this period will be relatively long.
6, Win8.1 update download and installation will be prompted to restart the computer.
7, restart the computer, the computer will begin to configure, when the configuration is completed into the system we can find the desktop on the original "computer" has become more "this computer." Click the "This Computer" property to see the Win8.1 update complete.