On UI where there is a long list that scrolls below the fold, it could be more useful for users to be able to define how many items to display on the page and have pagination functionality to navigate through long lists.
This is marked as a duplicate of Improve performance of list view. Though the two ideas differ slightly in solution, where this idea is about user configuration for the list, focusing on improving the list would ideally address both issues.
Please consider adding details and examples of your challenges with lists to Improve performance of list view.
On UI where there is a long list that scrolls below the fold, it could be more useful for users to be able to define how many items to display on the page and have pagination functionality to navigate through long lists.