Ever since Microsoft released Windows 8 back in October 2012, there has been a lot of criticism about the new start and lot of features missing in the new OS. Microsoft is set to address these concerns with the new Windows 8.1 update. We had covered in detail the new features coming to Windows 8.1 including the availability of start button.
Microsoft also mentioned that a preview build of Windows 8.1 will be released at BUILD conference. Today, at the start of the conference, Microsoft has made available the preview bits of Windows 8.1. Users can now download and install the new version. You can either upgrade from Windows 8 or use the ISO build to do a clean install.
Related Reading: Things to Know before you Upgrade to Windows 8.1
You will need atleast 4GB of space to upgrade from the current Windows 8 installation. Please note that in case you upgrade to Windows 8.1 preview, when the RTM is released, you will loose all your apps when you upgrade to final build.
Related Reading: Network and Security Enhancements in Windows 8.1