Hello. If you are planning to change the city after six months.
Just wait.
Don't start the Orthodontic treatment.
As orthodontic treatment involves constant comparison between before and after the appointment.
You can also read this post for more info.
https://posts.gle/2eGkujRak1CENh6h9
Next Steps
wait for your shifting to the new city
Health Tips
try to avoid changing Orthodontist