If you're currently running Windows 7 and want to upgrade to Windows 8.1, the process is relatively easy using Microsoft's Upgrade Assistant utility. However, there are a few things you need to know before going ahead with the upgrade. The main thing to know is that, unlike upgrading Windows 8 to 8.1, your files and data will transfer, but you'll need to re-install all of your software applications. Here's a look at what you need to know, and the steps to take to make the process as easy and seamless as possible.
Read the full article: How to upgrade Windows 7 to Windows 8.1