titof356 wrote:thank you
but I can not download Europe_1GB_West_890_4234

LINKSAVE.IN a window opens and after I do what?

You carefully read & follow the download instructions in All Maps 890.XXXX & 891.XXXX post 1.

Hello and thank you
it works with Europe_1GB_West_890_4234.
I did not put model.txt and ttsystem.
What is this file?

titof356 wrote:Hello and thank you
it works with Europe_1GB_West_890_4234.
I did not put model.txt and ttsystem.
What is this file?

The model.txt file allows you to emulate a different model TT from what you actually have.
The ttsystem file is what gets patched to run your navcore with a patched map. The ttsystem file that you are looking at is pre-patched.