When you leave the app and return while your on an "infinite scrolling" feed, the feed stops loading more new posts

For example, if you go on “Spotlight” (where there are many posts), switch apps then switch back to byte. The feed will end early rather than loading new videos.

what model of phone and os ver? don’t have it on ios 13 iphone 6s plus

It’s on Android 9.0, on the Samsung Galaxy SM-J600FN.

“Android” is in the tags above.