Upgrading Windows 8.0 to Windows 8.1
Hello,
Windows 8 was one of the greatest success for Microsoft, but the much anticipated update, Windows 8.1, is now available To update.
Here the new features of Windows 8.1
1. Backup your all important files & apps.
2. Make sure you have enough free disk space.
3. Select win8.1 from windows store.
4. Run windows update manually before installing.
Windows 8.1 is more stable and have a good performance also. Don't need repurchase you can reinstall it with the DVD that you have already purchased. Always try to use the latest version of any software as it has bug fixed and more comfortable to use.
Upgrading Windows 8.0 to Windows 8.1
You can easily upgrade your PC's windows from Microsoft’s Windows 8 to Windows 8.1. You just need to follow some few simple steps. First of all make sure that your PC has all recent updates and click settings on the Charms menu. Then select the 'Windows Update'. Now it is needed to check for updates to see whether there are updates or not. Install the updates forcefully by clicking “We’ll install . . . automatically” option. Then open the Windows Store apps. Finally click the Update to Windows 8.1 button. Now click the Download button to confirm the download. It may take 30 minutes to be ready. Now click Restart Now then accept the license terms. After that click on express Settings at the bottom of the screen. Then allow Windows to send a security code to your phone. Enter the code you received on your phone at the prompt. Now click on Next. Yes you are ready to use Windows 8.1.
Instructions one by one through images:
Upgrading Windows 8.0 to Windows 8.1
Check out this Techyv post to get more techniques and information according to your question.
I want to upgrade to Windows 8.1