Windows 8.1 Professional ( Pro ) Product Key
Please install Microsoft Windows 8.1 Professional ( Pro ) system before placing an order.
Please make sure your system edition is Microsoft Windows 8.1 Professional ( Pro ).
We only sell the product key. If you need the system installation package, please download from the official website.
After order, we will delivery of the digital activation serial code to your email.
The license number has 25 digits and consists of numbers and capital letters.
Windows 8.1 Pro Key Related
When we need to know whether the system has been activated or how much time remains in the system, we need to query through the command. Open Windows "Start", click "Run" Input "cmd" Boot up a Command Prompt Input code "slmgr.vbs /dli" slmgr.vbs /dli Time remaining: 159650 minutes ( 11 days ) System has been […]
When we are activating or using the system, we sometimes encounter some errors, such as the activation code is invalid, the activation code expires, and we need to uninstall the original activation code. So how do we uninstall the system product key? Open Windows "Start", click "Run" Input "cmd" Boot up a Command Prompt Input […]
Some friends have an error code of 0x8007007B when activating the system. They don't know how to deal with it. In fact, we just need to change the activation key to solve the problem. Step 1 Open "Windows powershell ( Admin )" Step 2 Enter code to uninstall old product key slmgr.vbs /upk Step 3 […]
When you are activating, the computer prompts an error " We can't active Windows on this device because the product key was already used on another device". If you bought this product key, not find it on the internet, it should not have been used by others, so how to solve this problem? Step 1 […]
When you activate Winodws system by product key, activation fails and the error code 0x803f7001 pops up, how can we solve this problem? Step 1 Back to the Windows system desktop, right-click the Start button at the lower left corner of the desktop, and click the "Windows PowerShell (Administrator)" menu item in the pop-up menu. […]
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