After the installation when i tired to start the computer this text uppers:
GNU GRUB version 2.06
Minimal BASH-like line editing is supported. For the first word, TAB Lists possible command completions. Anyuhere else TAB lists possible device or file completions.
Yes the core version Zorin 18 i have tried, but it is the same problem as i described in the beginning when i tried to install the pro version of zorin 17
Sorry for not understanding all that you have asked! First thank you for helping me!
I suceded to install Zorin but i hade to by 18 pro, what happend i some how i came to the test environment GUI and found som sort of start boot repair or to make changes. I use the sophisticated method of a 5 year old and checkt every box and tried to do some sort of repair,
It replied that it can to anything that it is not the real version or something like that but i tried a few times!
When i restarted suddenly Zorin started to work with som error masages but i updated it and now my wife is using the computer and everything is prefekt!
Sorry for not being able to make any sense of it but som hove it started to work!