I'm pretty much sure this is how it has worked before as well, one direction only. However I've sent an update making it work in both directions, will be posted soon.
Hi.
Thank you very much for the prompt service, very much appreciated.
It has always worked both ways for me.
new version uploaded. delete and re-download if interested.
Thanks for being so prompt for posting a trainer update for Anno 1800, there are over 1 Million players worldwide and YOUR trainer works brilliantly.
THANK YOU!🙂