You will need
  • - access to the Internet;
  • - registration key Windows 7 Ultimate.
If you've ever installed Windows, then remember the moment when during the installation process a window appears asking to enter a registration key. It consists of five alphanumeric groups and looks something like this: XH7KY-9YP9X-G9M34-JJH66-HXK9C. When you buy a license disk Windows, this code indicated on the package. If you buy a computer preinstalled with the OS, the registration code is on a small sticker on the case.
At presence of a registration key activation Windows 7 does not pose any difficulties. Turn on the computer, wait for OS startup. Just right click the "Computer" icon on your desktop and select the context menu item "Properties".
In the window "System" look at the bottom line "Remains 30 days for activation. Activate Windows now". The number of days you can have another. In the newly appeared window enter the product key, Internet should be included. Click "Next" and then follow the instructions. After successful activation when you open the window "System" in the bottom says "Activate Windows", the line below will set a registration key.
You should know that the key is suitable only for the version of the OS that it was designed. So, to activate the maximum version of Windows 7 you cannot use keys from other versions, they won't work.
There is a legal way to extend the activation period from 30 to 120 days. When the last day of the activation, click "start", type in the search bar cmd. Then click the cmd icon, right-click and select "Run as administrator". Open a command prompt window, type slmgr.vbs /rearm and press Enter. After that, restart your computer, then right-click the "Computer" icon and select "Properties". In the bottom of the window again indicates that for activation of the left 30 days. Repeat this procedure four times, giving you 120 days.
What to do if the activation period came, and the registration key no? You can purchase it on the Microsoft website, the cost is approximately 3 to 10 thousand rubles depending on the version of the OS. The keys you can search on the Internet, the probability to activate the system in this case is quite high. However, it will last long – quickly public keys are entered in the blacklist, and activation of the OS "flies" upon the next attempt of upgrading the system. You can use one of the "activators" Windows, which web quite a lot, but in this case a very high risk of getting together with him the Trojan program. The conclusion is simple – in order not to have problems with the performance of the system, you should use a licensed copy of Windows.