scroll does not work on mobile devices

hallo, sorry for my english i use google translator for this

I found that scrolling does not work on some phones

on iphone 5se the scroll works well.
on iphone 6s the scroll works, but slowly.
on iphone 10xs max the scroll doesn’t work at all…

I have not tested on other devices yet

what’s the reason for this? can you halp me?

Thanks

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