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Windows 8 System Requirements
Windows 8 works great on the same hardware that powers Windows 7.

Processor: 1 gigahertz (GHz) or faster

RAM: 1 gigabyte (GB) (32-bit) or 2 GB (64-bit)

Hard disk space: 16 GB (32-bit) or 20 GB (64-bit)

Graphics card: MicrosoftDirectX 9 graphics device or higher

Additional requirements to use certain features:

  • To use touch, you need a tablet or a monitor that supports multitouch.
  • To access the Windows Store and to download and run apps, you need an active Internet connection and a screen resolution of at least 1024 x 768.
  • To snap apps, you need a screen resolution of at least 1366 x 768.

Here’s How:

1. If you haven’t already, you will need to either purchase a Windows 8 Upgrade from a retailer, or use the Windows 8 Upgrade Assistant to purchase and download a Windows 8 Upgrade ISO online from Microsoft to create a bootable USB/DVD with.

 

2. Do a clean install or clean install with UEFI with your Windows 8 upgrade USB/DVD, and enter your Windows 8 product key number during installation.
NOTE: You can do the clean install using either a local account or Microsoft account. It doesn’t matter.

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3. When the clean install is finished, if you check in System, you will see that your Windows 8 upgrade is not activated yet.

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4. Do step 5 or 6 below for how you would like to activate the Windows 8 upgrade.

5. Activate by Refreshing the Windows 8 Upgrade

A) Refresh Windows 8, and go to step 7 below. (see screenshot below)
NOTE: You would use OPTION TWO at this link. Be sure to keep your Windows 8 installation DVD in the drive or Windows 8 installation USB connected.

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6. Activate Windows 8 Upgrade using a BAT File Download

A) Click/tap on the Download button below to download the .bat file below, and save it to your desktop.

Activate_Windows_Upgrade_after_Clean_Install.bat

download

B) Right click or press and hold on the downloaded .bat file, and click/tap on Run as administrator.

C) If prompted, click/tap on Run and Yes (UAC).
NOTE: If you like, you can stop getting the Run prompt by unblocking the downloaded .bat file.

D) You will now notice a command prompt quickly open and close while applying the changes to your registry.

E) Click/tap on OK. (see screenshot below)

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E) Restart the computer to apply, and go to step 7 below.

7. When finshed, if you check in System, you will see that your Windows 8 upgrade is now activated with the product key you entered in step 2 above.

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8. You have just finished doing a clean install with an upgrade copy of Windows 8.