For example you can not personalize your computer i.e the black scree appear on your desktop, and when you change it by setting a wallpaper the black screen return back.For windows 10 you can not change even the themes of your computer.
Also if you received message that say "Windows is not activated" or "Activate your windows" or "windows is not genuine" you should activate your windows operating system.Usually you should activate your windows by entering a valid product key.
This product key is not available for free, but in this tutorial i will tell you the ways of activating your windows with out product key.
NOTE: This ways is not officially supported by Microsoft. Lets get started.
HOW TO ACTIVATE WINDOWS 7 FOR FREE.
In this method i will tell you how to activate windows 7 for free by using suitable application, just follow the following simple steps.
1. Download RemoveWAT and extract it to your desktop or any where in your PC.
2. Run the Program (recommended to run as administrator).
3. Click "Remove WAT" and then wait until it will prompt you to to restart your computer.
4. Restart your computer and you are all done.
NOTE: If your your desktop appeared black then just personalize your computer.
HOW TO ACTIVATE WINDOWS 8 AND 10
Also in this method i will tell you how to activate windows 7 and Microsoft office for free by using suitable application, just follow the following simple steps.
1. Disable your antivirus security
2. Download KMSPico from here and extract it to your computer.
3. Open the folder and double click on KMSpico_setuo.exe and then follow the installation instructions.
4. Once you have installed you can not see any icon on your desktop so to run KMSpico click start and search "KMSpico" and then navigate to the KMSpico folder and run the KMSpico.
5. Press the red icon to start the activation process.
You are all done.
NOTE: This method is not officially supported by microsoft.
I'm not responsible for any damage.
Chapisha Maoni