Install the .NET Framework 3.5 on Windows 10, Windows 8.1, and Windows 8

System requirements

Installing Windows 8 on a corrupted system could help to repair your computer, but if the hardware is corrupted, it will likely not work. In this case, you will have to download the files individually. Eventually, tap OK to finish the setting. Related Resources How to determine whether a computer is running a bit version or a bit version of the Windows operating system Windows Help program WinHlp Thanks for marking this as the answer.

Install the .NET Framework 3.5 on Demand

How to download and install Windows 8.1 for free (updated)

There is no upgrade path from 32 bit versions of Windows to Windows 8 64 bit. Yes, that means you will have to reinstall all your drivers 64 bit native drivers and applications.

Some additional configuration might be required on your part. The best way to handle some of the migration chores is by using the built in Windows Easy Transfer utility specifically for Windows 7 users.

If you are running Windows Vista or Windows XP, make sure you download the free Windows Easy Transfer utility , install it and create a backup of your personal files and settings. Lets take a look at doing that. You have a few options to choose from, the best one would be an external hard disk which is excellent for storing large amounts of information.

You can create a password if you want to protect your Windows Easy Transfer backup. Open the external hard disk and save the file there, you can give a unique file name if you wish.

Wait while your items are backed up and saved. This can take some time depending on the amount of information you have stored. If you attempt to start the installation of a 64 bit version of Windows from within a 32 bit version of Windows, you will receive the following error message.

Which is understandable, since you are running a 32 bit version of Windows. To begin the installation, we will need to restart the computer and boot from the disc or USB thumbdrive which contains the installation files. So, click the close button. You might need to consult your computer manual for instructions how to do this. See the following article for additional instructions. The Windows 8 logo will appear on screen, this might be here for a while, as long as your see the indicator, everything should be ok.

Accept the End User License agreement and click Next. You will receive the following warning: The partition you selected might contain files from a previous Windows Installation. If it does, these files and folders will be moved to a folder named Windows. You will be able to access the information in Windows. So even doing a custom install, your personal files are still preserved. Click OK Setup will now start the installation. During the installation, your machine will be restarted several times.

When the installation is complete, you can complete the Out of Box experience such as selecting your computer, create a username, password, your time zone.

You can then proceed to download the latest updates for Windows and reinstall your applications and drivers. You can then recover your personal files from the Windows. If you already have a CD version of Windows 8, skip this step. Back up your computer's files. Since you'll be replacing whatever operating system and files you currently have with Windows 8, make sure that you have a backup copy of everything that you want to keep before you proceed. Insert the Windows 8 CD into your computer. The CD should go logo side-up.

Begin rapidly pressing the BIOS key. This key is usually either an F key e. You'll need to do so immediately after the screen goes black. The key that you're supposed to press may briefly be listed at the bottom of the screen. You can check your computer's manual or online documentation to see which key opens the BIOS.

If you see the startup screen, you'll need to restart the computer and try again. Find the "Boot Order" section. On most computers, you'll use the arrow keys to select the "Advanced" or "Boot" tab to do this.

Some BIOS models have the boot order options on the initial page on which you arrive. Select your computer's CD drive. Again, use the arrow keys to select the appropriate option. Make sure that you don't have any other USB items e. Move the drive to the top of the boot list. If this doesn't work, check the key legend on the right side or bottom of the screen to see which key you should press to move the selected option. For most BIOS pages, you'll press a key to do this; check the on-screen key legend to see which key you need to press.

Once you've saved and exited, your computer should begin booting into Windows 8. Select a language, time, and keyboard setting. In most cases, the information on this window should already be correct; if you see incorrect information e. It's in the bottom-right corner of the window. This option is in the middle of the window. Enter your Windows 8 product key. Type in the character code that's listed on the Windows 8 CD case, box, or manual, then click Next to proceed.

If you bought your Windows 8 CD back when Windows 8 came out, you may have a copy of the code in an email in your Microsoft-registered email account.

This option is in the bottom-right corner of the window. You may instead click have to click Next here. Click Custom Install Windows only. It's an option on the "Which Type of Installation do you Want" screen. Michael Muchmore is PC Magazine's lead analyst for software and web applications. A native New Yorker, he has at various times headed up PC Magazine's coverage of Web development, enterprise software, and display technologies. Michael cowrote one of the first overviews of web services for a general audience.

Before that he worked on PC Magazine's S This newsletter may contain advertising, deals, or affiliate links. Subscribing to a newsletter indicates your consent to our Terms of Use and Privacy Policy. You may unsubscribe from the newsletters at any time. PCMag reviews products independently , but we may earn affiliate commissions from buying links on this page. Contents How to Install Windows 8.

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