Map create lv4 instead of lv1

There are too many "map" post. So i confused to find same post. Please redirect me.

How to make level 1 map? When i create new blank map its make level 4 map instead. I confused. did i make mistake? I create map normally with 9 paper or with cartography table with 1 paper. And then when i open empty map its result map level 4/4 zoomed out. Please help. note:played on mcpe latest update on playstore.