Windows 8.1 Pro Product Key – Activation Guide
You will receive one (1) Windows 8.1 Pro product key, valid for activating a single PC. These keys support lifetime activation and can be reused on the same computer after a system reinstall.
🔐 How to Activate Windows 8.1
Activating your copy of Windows 8.1 ensures full access to all features and confirms you're using genuine software. Follow this simple step-by-step guide to activate Windows 8.1 using your product key.
✅ What You’ll Need
A PC with Windows 8.1 already installed
A valid Windows 8.1 Pro product key (available through this service)
🛠 Step-by-Step Activation Instructions
1. Confirm Windows Installation
Ensure that Windows 8.1 is installed on your device. If not, install it first.
2. Open PC Settings
Move your cursor to the bottom-right corner of the screen to open the Charms bar. Click Settings →
Change PC Settings.
3. Go to PC and Devices
In the left-hand menu, select PC and devices.
4. View PC Info
Click on PC info to view your system information and current activation status.
5. Enter the Product Key
Under Windows activation, click Activate Windows or Change product key. Enter your 25-character key
when prompted.
6. Complete Activation
Follow the on-screen steps. Windows will connect to the internet to verify and activate your product.
7. Verify Activation
Once complete, return to PC info. You should see a message confirming that Windows is activated.
🧩 Troubleshooting Tips
Double-check your product key for typos.
Ensure you’re connected to the internet during activation.
If you receive an error code, use it to search for specific solutions or contact Microsoft Support.
📞 Need Help?
If you run into any problems, our customer support team is ready to assist you.