These are the settings with their use:
Total Number of Blocks in Grid: Maximum number of items can be seen in the block.
Course Types: Set course type. item will display in the order of selected course type.
Infinite Scroll: By enabling this feature you will be able to scroll to the maximum limit (set under section: Total Number of Blocks in Grid)
Enable Pagination: It allows for pagination view. for this infinite scrolling should off.
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Please set as per your need or tell me what you need?