Everyone: please use the search function. This is especially true for new users as most of these issues have been around since MSFS launch and have already been discovered and discussed ad-nauseum in existing threads.
[EDIT] Changed the second link to point to the correct thread that documents an exact flight that will unlock the achievement. [/EDIT]
IIRC the deal with “My Way” is that you must let the AI copilot taxi to parking and handle shut down after you land. Anyway, read the above threads for the specifics.