How to Fix Windows 8.1 Update Install Problems
Fix found for Windows 8.1 upgrade problems on Surface RT Oct 30, 2013 Fix Problems While Installing or Upgrading to Windows 8.1 Windows 8.1 is an update for Windows 8 and the code base of both operating systems is same, so its quite obvious that you face the same problems and issues while installing or upgrading to Windows 8.1 which were faced by many people at the time of Windows 8 installation. How to install Windows 8.1 over Windows 10 - Quora
How to Fix Windows 8.1 Update Install Problems
1 If you are running Windows Vista RTM (release to manufacturing), you can keep your personal files only if you upgrade to Windows 8.1. We highly recommend downloading a free patch from Windows Update before upgrading so you can keep your Windows settings as well.. 32-Bit or 64-Bit? If you're questioning whether you should get a 32-bit or 64-bit version, Microsoft makes it fairly easy on you. Windows 8.1 and Windows Server 2012 R2 - Windows Release
Tell the folks on the other end of the phone that you had a genuine copy of Windows 7 or 8.1, but you used the Windows 10 Media Creation Tool to create a boot USB, then perform a clean install.
Upgrade to Windows 8.1 with Upgrade Assistant. Microsoft allows you to purchase, download and install Windows 8.1 over the web. If you have a slow internet connection or prefer to upgrade the