This is what WP does. There are dozens of topic on this forum about it.
https://support.advancedcustomfields.com/forums/topic/position-not-working/
https://www.google.com/search?q=acf+meta+box+order+site:support.advancedcustomfields.com
You cannot have different orders for different “templates” for the same post type. WP stores the last order used by a specific user for each post type.
