Why the child mindmap window close quickly after minimizing MN

Support IpadOS Trouble
1

This is extremely disturbing. I have to reopen this window each time I am minimizing MN.

2

Hello

Hello, this is an IOS problem. The background is turned off automatically

Kind Regards,
MarginNote-Relight
Support Team

3

I faced this problem back in June 2021 and it had been there since 3.17 version of the app
However nowadays it started to save the latest open pages
Just wait only thing I can say

1 Like
4

But the child mindmap window is not a background activity? Therefore this can be solved?