Hi @gutao78,
Please look at this topic:
https://forums.flightsimulator.com/t/i-cannot-load-any-different-airport-and-plane-always-the-same-airport-and-same-aircraft-non-ascii-windows-10-account-name/302113
If it is the same as what you are experiencing let me know and I’ll move your post into it.
Thank you.