-The_prices:
for the original versions of win7 and win 8 or win the 8.1 updates will be free
The only license Windows 10 (Windows 10 Home to 119 dollars and 199 dollars for Windows 10
Pro)
-configuration:
A PC with Windows 7 SP1 or Windows 8.1
At least a processor running at 1 GHz and more
1 GB or 2 GB of RAM for 32-bit architectures
16GB of storage architectures to 32-bit or 20 GB of storage for 64-bit architectures;