Youhad Windows 8 PRO. You get Windows 8.1 PRO for free. Depending on how Windows 8 was originally put on the machine (legitimately, of course) would determine whether you have a product key you can copy on paper and put in a safe place or if it is embedded in the system BIOS. So, if you had Windows 8 PRO and it was a legitimately licensed copy
Touse your Windows 7, Windows 8, or Windows 8.1 product key to activate Windows 10: Select the Start button, then select Settings --> Update & security --> Activation. Select Change product key
ActivateWindows 7 or Windows 8.1 - Windows Help - Microsoft Support @@@@@ With Windows 8/8.1 The Product Key on preinstalled Operating Systems (HP, Acer, etc) is embedded in the BIOS in the Motherboard, so that the lost and/or worn C.O.A. Sticker problem is no more. When you reinstall it will pick up the Product Key and activate the system
Checkingyour Windows activation is very easy: Windows 7: Click the Start button, right-click Computer, and click Properties. Then look under Windows activation. Windows 8.1: Go to Control Panel, click System and Security, and click System: Then look under Windows activation. Windows 10: Open the Settings app, click on Update & security, and
Toopen "Command Prompt" just Right-click the Start button. on the > Left screen corner > select - Command Prompt as ( Admin) a small black Screen appears. Type the command below : After the _ Blinking dash. Wmic Path softwarelicensingservice get OA3xOriginalProductKey : press-Enter.
Step2: Open Windows PowerShell as administrator. To do this, you can type Windows PowerShell in the Start menu (Windows 7) or Start screen (Windows 8/8.1), and then simultaneously press Ctrl + Shift + Enter keys. Alternatively, you can right-click on the Windows 8.1 Start button and then click Windows PowerShell (Admin) to launch PowerShell as
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upgrade windows 8 to 8.1 product key
