Microsoft has for years been trying to find piracy in their goods under control. Some will inform you that Microsoft wants visitors to steal their products and services, but the simple reality is that piracy costs them a good deal of capital.
Starting with Window XP, validation of an installation was compulsory, at least most variants of the product. Reference to their servers, or contact with their activation services over the telephone was demanded, of course when a backup had been activated too many times, then speaking with a live representative was the subsequent measure. At a while, if a Certificate Of Authenticity sequential (or COA, this colorful little sticker on the base of one's computer) was used too often, then it got flagged, and any computer wanting to authenticate it would start showing nags that said the backup of Windows wasn't authentic. Download Kmspico here to activate your Windows.
Now, copies of Windows 10 are linked to MS servers into a certain system (at least for some home and business copies). When a specific system is reloaded with Windows-10, then a servers match your personal computer working with the COA and confirmed the setup. In case the equipment has something major substituted, like the processor, then this will raise a flag, and you are probably going to find yourself conversing with your live service representative.