2014年3月24日 · If you want to migrate to the 64 bit version of Windows 8, you will have to first download the installation files for Windows 8 64 bit on a computer running a 64 bit version of Windows Vista, Windows 7 or Windows 8.

2012年10月30日 · Customers must update to Windows 8.1 in order to remain supported. Go here for Lifecycle dates. Support dates are shown in the Pacific Time Zone (PT) - Redmond, WA, USA.

2014年8月6日 · How can I install the 64-bit Windows 8.1 with a .iso image? Resources: How to obtain 64 bit Windows 8 installation files. Is my computer 64 bit capable? Before you can start the process to migrate to 64 bit Windows, you need to find out if your system is 64 bit capable.

2016年2月26日 · Here are the available 8.1 downloads. "Create installation media for Windows 8.1" http://windows.microsoft.com/en-us/windows-8/create-reset-refresh-media. A similar Tutorial which may also assist you "Create Installation Media for Windows 8.1" http://winsupersite.com/windows-8/create-installation-media-windows-81

2022年5月15日 · If you have a retail Windows 8 product key and want to clean install Windows 8.1 or Windows 8.1 Update, then you would need to enter a generic key below to install unactivated with, and change the product key later on in step 22 below to activate with your Windows 8 key.

Windows 8.1 Update is a cumulative set of security updates, critical updates and updates. You must install Windows 8.1 Update to ensure that your computer can continue to receive future Windows Updates, including security updates.

2013年7月19日 · Once you have determined that you have a 64 bit version of Windows installed, you will need to download and create a bootable of the installation. To do this go to the following link: http://windows.microsoft.com/en-GB/windows-8/upgrade-product-key-only

2022年12月14日 · If you have a retail Windows 8.1 product key and want to clean install Windows 8.1 or Windows 8.1 Update, then you are good.

Here are answers to some common questions about the 32-bit and 64-bit versions of Windows. How do I upgrade from the 32-bit to the 64-bit version of Windows? Upgrading from the 32-bit version to the 64-bit version of Windows requires that you reformat your hard disk, install the 64-bit version of Windows, and then reinstall everything else that ...

2018年4月29日 · If you have a retail Windows 8 product key and want to clean install Windows 8.1 or Windows 8.1 Update, then you would need to enter a generic key below to install unactivated with, and change the product key later on in step 22 below to activate with your Windows 8 key.