For OEM manufacturer's Windows 8 Pre-installed updated to 8.1.
OEM manufacturer's Windows 8.1 driver links.
Looking for Windows 8.1 Driver?
Acer | Windows 8.1 Update
Gateway Windows 8.1 Update part of ACER.
ASUSTeK Computer Inc. -Support-
Support for Home | Dell US...
For upgrading from store.
Upgrading using the Windows 8.1 GA DVD OF YOUR VERSION (core or Pro) .
For upgrading from the desktop.
How to Activate retail Windows 8.1 with Windows 8 Product key.
A Windows 8...
How to Migrate OS to new Hard disk of the same or different size.
For this example, I am using a 500gb HDD moving a 250gb HDD.
Windows 8, uEFI, GPT & Secure Boot.
Using Paragon 12.
1) Download Paragon 12 from here:
PARAGON Software Group - partition manager, drive backup, hard disk...
Downgrade Windows 8 Preinstalled to Windows 7
How to Downgrade Windows 8 Preinstalled to Windows 7
This tutorial will show you how to downgrade your Windows 8 Preinstalled with or without Secure Boot to Windows 7.
We always assume you have made your Factory Recovery Discs using the OEM...
How to make the ISO the easy way.
by one of your top app makers
How to redownload your Windows 8 Upgrade setup D/L.
Try redownloading from the email link.
1) Run or Save...
Pre-order by October 24th and get free shipping.* Starting October 26th, you'll also have the option to download it for £24.99
Microsoft Store United Kingdom Online Store - Buy and download Windows 7 Professional, home file sharing, network connectivity, Home Premium