Hello Artur2, You have installed Parallels Desktop 14 trial version, . Kindly remove the current Windows and chrome OS installation by following this link < https://bit.ly/2phCkL0 >. Please download the Windows 10 .iso from this link < http://www.microsoft.com/en-us/software-download/windows10 > and install it, during install please uncheck the ' Enter windows 10 product key ' ( refer to < https://bit.ly/2G4tRVc > for assistance ).