If you get We can’t display this information. Ask your admin for help or any other exception from Related Record Component, please check the below.
1. Find the Quick Actions added to the Related Record Component. Check whether the user have Create and Edit permissions to all the fields added to the Quick Action layout.
2. In the Quick Action layout, if there are any lookup fields, make sure the user have access to the records linked through that lookup fields.
Resolution or fix is to grant users Create and Edit permissions on the related object to allow them to see.